Quick view Details Hanna | sku: HIPRIMO Hanna Primo Digital TDS Meter MSRP: Our Price: Sale Price: $39.95 Add to Cart Compare Quick view Details HM Digital | sku: HMDTDS3 HM Digital TDS meter TDS-3 MSRP: Our Price: Sale Price: $29.95 Out of Stock Compare Quick view Details Bluelab | sku: BLU2221 Bluelab PPM Pen MSRP: Our Price: Sale Price: $104.94 Add to Cart Compare Quick view Details Bluelab | sku: BLU2000E Bluelab Truncheon Meter MSRP: Our Price: Sale Price: $157.95 Add to Cart Compare Quick view Details Hanna | sku: HI98318 Hanna GroLine EC/TDS Pen MSRP: Our Price: Sale Price: $85.00 Add to Cart Compare Quick view Details HM Digital | sku: THT500 HM Digital TDS meter COM80 MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Details Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Details Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Details Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Quick view Hanna | sku: HIPRIMO Hanna Primo Digital TDS Meter Hanna Instruments Primo TDS Meter Customers who want to ensure the purity of the water produced by their RO water filtration system will enjoy the ease-of-use afforded them by the Primo TDS Tester. This microprocessor-powered instrument provides Total... MSRP: Our Price: Sale Price: $39.95 Add to Cart Compare Quick view HM Digital | sku: HMDTDS3 HM Digital TDS meter TDS-3 Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurment range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments... MSRP: Our Price: Sale Price: $29.95 Out of Stock Compare Quick view Bluelab | sku: BLU2221 Bluelab PPM Pen Bluelab ppm Pen Measures conductivity and temperature and is a great way to ensure plants are receiving the proper amounts of nutrients. This pen features a backlit LCD display, optional calibration and a successful calibration indicator, a... MSRP: Our Price: Sale Price: $104.94 Add to Cart Compare Quick view Bluelab | sku: BLU2000E Bluelab Truncheon Meter Bluelab Truncheon Meter Gardeners can easily measure and maintain nutrient strength levels with the waterproof Truncheon Meter. Truncheon Meter reads in EC (0.2-3.6), CF (2-36), TDS/ppm 500 (100-1800) and ppm 700 (140-2520). Accurate within ±... MSRP: Our Price: Sale Price: $157.95 Add to Cart Compare Quick view Hanna | sku: HI98318 Hanna GroLine EC/TDS Pen The Hanna GroLine EC/TDS Pen HI98318 is a pocket meter for measuring the EC/TDS of a hydroponic nutrient solution. This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98318 has a... MSRP: Our Price: Sale Price: $85.00 Add to Cart Compare Quick view HM Digital | sku: THT500 HM Digital TDS meter COM80 Measures EC (μS, mS), TDS (ppm, ppt) and temperature in ºC/ºF. Features a durable, water-resistant housing, automatic temperature compensation, hold button, auto shut-off, digital (push button) calibration, low battery indicator, and a... MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter Bluelab Pulse Multimedia EC/MC Meter Bluelab® Pulse Multimedia EC/MC Meter is a new innovation that connects directly to your mobile device. Quickly spot check, correct, achieve better yield and grow healthier plants across a wide range of growing... MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen Hanna GroLine pH/EC/TDS Combo Pen Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe... MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester The Hanna GrowLine Direct Soil EC/Temp Tester HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single-button operation, and automatic... MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Compare Selected × OK
Quick view Details HM Digital | sku: HMDTDS3 HM Digital TDS meter TDS-3 MSRP: Our Price: Sale Price: $29.95 Out of Stock Compare Quick view Details Bluelab | sku: BLU2221 Bluelab PPM Pen MSRP: Our Price: Sale Price: $104.94 Add to Cart Compare Quick view Details Bluelab | sku: BLU2000E Bluelab Truncheon Meter MSRP: Our Price: Sale Price: $157.95 Add to Cart Compare Quick view Details Hanna | sku: HI98318 Hanna GroLine EC/TDS Pen MSRP: Our Price: Sale Price: $85.00 Add to Cart Compare Quick view Details HM Digital | sku: THT500 HM Digital TDS meter COM80 MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Details Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Details Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Details Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Quick view Hanna | sku: HIPRIMO Hanna Primo Digital TDS Meter Hanna Instruments Primo TDS Meter Customers who want to ensure the purity of the water produced by their RO water filtration system will enjoy the ease-of-use afforded them by the Primo TDS Tester. This microprocessor-powered instrument provides Total... MSRP: Our Price: Sale Price: $39.95 Add to Cart Compare Quick view HM Digital | sku: HMDTDS3 HM Digital TDS meter TDS-3 Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurment range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments... MSRP: Our Price: Sale Price: $29.95 Out of Stock Compare Quick view Bluelab | sku: BLU2221 Bluelab PPM Pen Bluelab ppm Pen Measures conductivity and temperature and is a great way to ensure plants are receiving the proper amounts of nutrients. This pen features a backlit LCD display, optional calibration and a successful calibration indicator, a... MSRP: Our Price: Sale Price: $104.94 Add to Cart Compare Quick view Bluelab | sku: BLU2000E Bluelab Truncheon Meter Bluelab Truncheon Meter Gardeners can easily measure and maintain nutrient strength levels with the waterproof Truncheon Meter. Truncheon Meter reads in EC (0.2-3.6), CF (2-36), TDS/ppm 500 (100-1800) and ppm 700 (140-2520). Accurate within ±... MSRP: Our Price: Sale Price: $157.95 Add to Cart Compare Quick view Hanna | sku: HI98318 Hanna GroLine EC/TDS Pen The Hanna GroLine EC/TDS Pen HI98318 is a pocket meter for measuring the EC/TDS of a hydroponic nutrient solution. This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98318 has a... MSRP: Our Price: Sale Price: $85.00 Add to Cart Compare Quick view HM Digital | sku: THT500 HM Digital TDS meter COM80 Measures EC (μS, mS), TDS (ppm, ppt) and temperature in ºC/ºF. Features a durable, water-resistant housing, automatic temperature compensation, hold button, auto shut-off, digital (push button) calibration, low battery indicator, and a... MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter Bluelab Pulse Multimedia EC/MC Meter Bluelab® Pulse Multimedia EC/MC Meter is a new innovation that connects directly to your mobile device. Quickly spot check, correct, achieve better yield and grow healthier plants across a wide range of growing... MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen Hanna GroLine pH/EC/TDS Combo Pen Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe... MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester The Hanna GrowLine Direct Soil EC/Temp Tester HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single-button operation, and automatic... MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Compare Selected × OK
Quick view Details Bluelab | sku: BLU2221 Bluelab PPM Pen MSRP: Our Price: Sale Price: $104.94 Add to Cart Compare Quick view Details Bluelab | sku: BLU2000E Bluelab Truncheon Meter MSRP: Our Price: Sale Price: $157.95 Add to Cart Compare Quick view Details Hanna | sku: HI98318 Hanna GroLine EC/TDS Pen MSRP: Our Price: Sale Price: $85.00 Add to Cart Compare Quick view Details HM Digital | sku: THT500 HM Digital TDS meter COM80 MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Details Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Details Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Details Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Quick view Hanna | sku: HIPRIMO Hanna Primo Digital TDS Meter Hanna Instruments Primo TDS Meter Customers who want to ensure the purity of the water produced by their RO water filtration system will enjoy the ease-of-use afforded them by the Primo TDS Tester. This microprocessor-powered instrument provides Total... MSRP: Our Price: Sale Price: $39.95 Add to Cart Compare Quick view HM Digital | sku: HMDTDS3 HM Digital TDS meter TDS-3 Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurment range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments... MSRP: Our Price: Sale Price: $29.95 Out of Stock Compare Quick view Bluelab | sku: BLU2221 Bluelab PPM Pen Bluelab ppm Pen Measures conductivity and temperature and is a great way to ensure plants are receiving the proper amounts of nutrients. This pen features a backlit LCD display, optional calibration and a successful calibration indicator, a... MSRP: Our Price: Sale Price: $104.94 Add to Cart Compare Quick view Bluelab | sku: BLU2000E Bluelab Truncheon Meter Bluelab Truncheon Meter Gardeners can easily measure and maintain nutrient strength levels with the waterproof Truncheon Meter. Truncheon Meter reads in EC (0.2-3.6), CF (2-36), TDS/ppm 500 (100-1800) and ppm 700 (140-2520). Accurate within ±... MSRP: Our Price: Sale Price: $157.95 Add to Cart Compare Quick view Hanna | sku: HI98318 Hanna GroLine EC/TDS Pen The Hanna GroLine EC/TDS Pen HI98318 is a pocket meter for measuring the EC/TDS of a hydroponic nutrient solution. This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98318 has a... MSRP: Our Price: Sale Price: $85.00 Add to Cart Compare Quick view HM Digital | sku: THT500 HM Digital TDS meter COM80 Measures EC (μS, mS), TDS (ppm, ppt) and temperature in ºC/ºF. Features a durable, water-resistant housing, automatic temperature compensation, hold button, auto shut-off, digital (push button) calibration, low battery indicator, and a... MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter Bluelab Pulse Multimedia EC/MC Meter Bluelab® Pulse Multimedia EC/MC Meter is a new innovation that connects directly to your mobile device. Quickly spot check, correct, achieve better yield and grow healthier plants across a wide range of growing... MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen Hanna GroLine pH/EC/TDS Combo Pen Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe... MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester The Hanna GrowLine Direct Soil EC/Temp Tester HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single-button operation, and automatic... MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Compare Selected × OK
Quick view Details Bluelab | sku: BLU2000E Bluelab Truncheon Meter MSRP: Our Price: Sale Price: $157.95 Add to Cart Compare Quick view Details Hanna | sku: HI98318 Hanna GroLine EC/TDS Pen MSRP: Our Price: Sale Price: $85.00 Add to Cart Compare Quick view Details HM Digital | sku: THT500 HM Digital TDS meter COM80 MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Details Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Details Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Details Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Quick view Hanna | sku: HIPRIMO Hanna Primo Digital TDS Meter Hanna Instruments Primo TDS Meter Customers who want to ensure the purity of the water produced by their RO water filtration system will enjoy the ease-of-use afforded them by the Primo TDS Tester. This microprocessor-powered instrument provides Total... MSRP: Our Price: Sale Price: $39.95 Add to Cart Compare Quick view HM Digital | sku: HMDTDS3 HM Digital TDS meter TDS-3 Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurment range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments... MSRP: Our Price: Sale Price: $29.95 Out of Stock Compare Quick view Bluelab | sku: BLU2221 Bluelab PPM Pen Bluelab ppm Pen Measures conductivity and temperature and is a great way to ensure plants are receiving the proper amounts of nutrients. This pen features a backlit LCD display, optional calibration and a successful calibration indicator, a... MSRP: Our Price: Sale Price: $104.94 Add to Cart Compare Quick view Bluelab | sku: BLU2000E Bluelab Truncheon Meter Bluelab Truncheon Meter Gardeners can easily measure and maintain nutrient strength levels with the waterproof Truncheon Meter. Truncheon Meter reads in EC (0.2-3.6), CF (2-36), TDS/ppm 500 (100-1800) and ppm 700 (140-2520). Accurate within ±... MSRP: Our Price: Sale Price: $157.95 Add to Cart Compare Quick view Hanna | sku: HI98318 Hanna GroLine EC/TDS Pen The Hanna GroLine EC/TDS Pen HI98318 is a pocket meter for measuring the EC/TDS of a hydroponic nutrient solution. This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98318 has a... MSRP: Our Price: Sale Price: $85.00 Add to Cart Compare Quick view HM Digital | sku: THT500 HM Digital TDS meter COM80 Measures EC (μS, mS), TDS (ppm, ppt) and temperature in ºC/ºF. Features a durable, water-resistant housing, automatic temperature compensation, hold button, auto shut-off, digital (push button) calibration, low battery indicator, and a... MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter Bluelab Pulse Multimedia EC/MC Meter Bluelab® Pulse Multimedia EC/MC Meter is a new innovation that connects directly to your mobile device. Quickly spot check, correct, achieve better yield and grow healthier plants across a wide range of growing... MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen Hanna GroLine pH/EC/TDS Combo Pen Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe... MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester The Hanna GrowLine Direct Soil EC/Temp Tester HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single-button operation, and automatic... MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Compare Selected × OK
Quick view Details Hanna | sku: HI98318 Hanna GroLine EC/TDS Pen MSRP: Our Price: Sale Price: $85.00 Add to Cart Compare Quick view Details HM Digital | sku: THT500 HM Digital TDS meter COM80 MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Details Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Details Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Details Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Quick view Hanna | sku: HIPRIMO Hanna Primo Digital TDS Meter Hanna Instruments Primo TDS Meter Customers who want to ensure the purity of the water produced by their RO water filtration system will enjoy the ease-of-use afforded them by the Primo TDS Tester. This microprocessor-powered instrument provides Total... MSRP: Our Price: Sale Price: $39.95 Add to Cart Compare Quick view HM Digital | sku: HMDTDS3 HM Digital TDS meter TDS-3 Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurment range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments... MSRP: Our Price: Sale Price: $29.95 Out of Stock Compare Quick view Bluelab | sku: BLU2221 Bluelab PPM Pen Bluelab ppm Pen Measures conductivity and temperature and is a great way to ensure plants are receiving the proper amounts of nutrients. This pen features a backlit LCD display, optional calibration and a successful calibration indicator, a... MSRP: Our Price: Sale Price: $104.94 Add to Cart Compare Quick view Bluelab | sku: BLU2000E Bluelab Truncheon Meter Bluelab Truncheon Meter Gardeners can easily measure and maintain nutrient strength levels with the waterproof Truncheon Meter. Truncheon Meter reads in EC (0.2-3.6), CF (2-36), TDS/ppm 500 (100-1800) and ppm 700 (140-2520). Accurate within ±... MSRP: Our Price: Sale Price: $157.95 Add to Cart Compare Quick view Hanna | sku: HI98318 Hanna GroLine EC/TDS Pen The Hanna GroLine EC/TDS Pen HI98318 is a pocket meter for measuring the EC/TDS of a hydroponic nutrient solution. This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98318 has a... MSRP: Our Price: Sale Price: $85.00 Add to Cart Compare Quick view HM Digital | sku: THT500 HM Digital TDS meter COM80 Measures EC (μS, mS), TDS (ppm, ppt) and temperature in ºC/ºF. Features a durable, water-resistant housing, automatic temperature compensation, hold button, auto shut-off, digital (push button) calibration, low battery indicator, and a... MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter Bluelab Pulse Multimedia EC/MC Meter Bluelab® Pulse Multimedia EC/MC Meter is a new innovation that connects directly to your mobile device. Quickly spot check, correct, achieve better yield and grow healthier plants across a wide range of growing... MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen Hanna GroLine pH/EC/TDS Combo Pen Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe... MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester The Hanna GrowLine Direct Soil EC/Temp Tester HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single-button operation, and automatic... MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Compare Selected × OK
Quick view Details HM Digital | sku: THT500 HM Digital TDS meter COM80 MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Details Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Details Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Details Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Quick view Hanna | sku: HIPRIMO Hanna Primo Digital TDS Meter Hanna Instruments Primo TDS Meter Customers who want to ensure the purity of the water produced by their RO water filtration system will enjoy the ease-of-use afforded them by the Primo TDS Tester. This microprocessor-powered instrument provides Total... MSRP: Our Price: Sale Price: $39.95 Add to Cart Compare Quick view HM Digital | sku: HMDTDS3 HM Digital TDS meter TDS-3 Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurment range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments... MSRP: Our Price: Sale Price: $29.95 Out of Stock Compare Quick view Bluelab | sku: BLU2221 Bluelab PPM Pen Bluelab ppm Pen Measures conductivity and temperature and is a great way to ensure plants are receiving the proper amounts of nutrients. This pen features a backlit LCD display, optional calibration and a successful calibration indicator, a... MSRP: Our Price: Sale Price: $104.94 Add to Cart Compare Quick view Bluelab | sku: BLU2000E Bluelab Truncheon Meter Bluelab Truncheon Meter Gardeners can easily measure and maintain nutrient strength levels with the waterproof Truncheon Meter. Truncheon Meter reads in EC (0.2-3.6), CF (2-36), TDS/ppm 500 (100-1800) and ppm 700 (140-2520). Accurate within ±... MSRP: Our Price: Sale Price: $157.95 Add to Cart Compare Quick view Hanna | sku: HI98318 Hanna GroLine EC/TDS Pen The Hanna GroLine EC/TDS Pen HI98318 is a pocket meter for measuring the EC/TDS of a hydroponic nutrient solution. This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98318 has a... MSRP: Our Price: Sale Price: $85.00 Add to Cart Compare Quick view HM Digital | sku: THT500 HM Digital TDS meter COM80 Measures EC (μS, mS), TDS (ppm, ppt) and temperature in ºC/ºF. Features a durable, water-resistant housing, automatic temperature compensation, hold button, auto shut-off, digital (push button) calibration, low battery indicator, and a... MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter Bluelab Pulse Multimedia EC/MC Meter Bluelab® Pulse Multimedia EC/MC Meter is a new innovation that connects directly to your mobile device. Quickly spot check, correct, achieve better yield and grow healthier plants across a wide range of growing... MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen Hanna GroLine pH/EC/TDS Combo Pen Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe... MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester The Hanna GrowLine Direct Soil EC/Temp Tester HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single-button operation, and automatic... MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Compare Selected × OK
Quick view Details Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Details Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Details Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Quick view Hanna | sku: HIPRIMO Hanna Primo Digital TDS Meter Hanna Instruments Primo TDS Meter Customers who want to ensure the purity of the water produced by their RO water filtration system will enjoy the ease-of-use afforded them by the Primo TDS Tester. This microprocessor-powered instrument provides Total... MSRP: Our Price: Sale Price: $39.95 Add to Cart Compare Quick view HM Digital | sku: HMDTDS3 HM Digital TDS meter TDS-3 Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurment range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments... MSRP: Our Price: Sale Price: $29.95 Out of Stock Compare Quick view Bluelab | sku: BLU2221 Bluelab PPM Pen Bluelab ppm Pen Measures conductivity and temperature and is a great way to ensure plants are receiving the proper amounts of nutrients. This pen features a backlit LCD display, optional calibration and a successful calibration indicator, a... MSRP: Our Price: Sale Price: $104.94 Add to Cart Compare Quick view Bluelab | sku: BLU2000E Bluelab Truncheon Meter Bluelab Truncheon Meter Gardeners can easily measure and maintain nutrient strength levels with the waterproof Truncheon Meter. Truncheon Meter reads in EC (0.2-3.6), CF (2-36), TDS/ppm 500 (100-1800) and ppm 700 (140-2520). Accurate within ±... MSRP: Our Price: Sale Price: $157.95 Add to Cart Compare Quick view Hanna | sku: HI98318 Hanna GroLine EC/TDS Pen The Hanna GroLine EC/TDS Pen HI98318 is a pocket meter for measuring the EC/TDS of a hydroponic nutrient solution. This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98318 has a... MSRP: Our Price: Sale Price: $85.00 Add to Cart Compare Quick view HM Digital | sku: THT500 HM Digital TDS meter COM80 Measures EC (μS, mS), TDS (ppm, ppt) and temperature in ºC/ºF. Features a durable, water-resistant housing, automatic temperature compensation, hold button, auto shut-off, digital (push button) calibration, low battery indicator, and a... MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter Bluelab Pulse Multimedia EC/MC Meter Bluelab® Pulse Multimedia EC/MC Meter is a new innovation that connects directly to your mobile device. Quickly spot check, correct, achieve better yield and grow healthier plants across a wide range of growing... MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen Hanna GroLine pH/EC/TDS Combo Pen Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe... MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester The Hanna GrowLine Direct Soil EC/Temp Tester HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single-button operation, and automatic... MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Compare Selected × OK
Quick view Details Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Details Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Quick view Hanna | sku: HIPRIMO Hanna Primo Digital TDS Meter Hanna Instruments Primo TDS Meter Customers who want to ensure the purity of the water produced by their RO water filtration system will enjoy the ease-of-use afforded them by the Primo TDS Tester. This microprocessor-powered instrument provides Total... MSRP: Our Price: Sale Price: $39.95 Add to Cart Compare Quick view HM Digital | sku: HMDTDS3 HM Digital TDS meter TDS-3 Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurment range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments... MSRP: Our Price: Sale Price: $29.95 Out of Stock Compare Quick view Bluelab | sku: BLU2221 Bluelab PPM Pen Bluelab ppm Pen Measures conductivity and temperature and is a great way to ensure plants are receiving the proper amounts of nutrients. This pen features a backlit LCD display, optional calibration and a successful calibration indicator, a... MSRP: Our Price: Sale Price: $104.94 Add to Cart Compare Quick view Bluelab | sku: BLU2000E Bluelab Truncheon Meter Bluelab Truncheon Meter Gardeners can easily measure and maintain nutrient strength levels with the waterproof Truncheon Meter. Truncheon Meter reads in EC (0.2-3.6), CF (2-36), TDS/ppm 500 (100-1800) and ppm 700 (140-2520). Accurate within ±... MSRP: Our Price: Sale Price: $157.95 Add to Cart Compare Quick view Hanna | sku: HI98318 Hanna GroLine EC/TDS Pen The Hanna GroLine EC/TDS Pen HI98318 is a pocket meter for measuring the EC/TDS of a hydroponic nutrient solution. This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98318 has a... MSRP: Our Price: Sale Price: $85.00 Add to Cart Compare Quick view HM Digital | sku: THT500 HM Digital TDS meter COM80 Measures EC (μS, mS), TDS (ppm, ppt) and temperature in ºC/ºF. Features a durable, water-resistant housing, automatic temperature compensation, hold button, auto shut-off, digital (push button) calibration, low battery indicator, and a... MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter Bluelab Pulse Multimedia EC/MC Meter Bluelab® Pulse Multimedia EC/MC Meter is a new innovation that connects directly to your mobile device. Quickly spot check, correct, achieve better yield and grow healthier plants across a wide range of growing... MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen Hanna GroLine pH/EC/TDS Combo Pen Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe... MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester The Hanna GrowLine Direct Soil EC/Temp Tester HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single-button operation, and automatic... MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Compare Selected × OK
Quick view Details Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Quick view Hanna | sku: HIPRIMO Hanna Primo Digital TDS Meter Hanna Instruments Primo TDS Meter Customers who want to ensure the purity of the water produced by their RO water filtration system will enjoy the ease-of-use afforded them by the Primo TDS Tester. This microprocessor-powered instrument provides Total... MSRP: Our Price: Sale Price: $39.95 Add to Cart Compare Quick view HM Digital | sku: HMDTDS3 HM Digital TDS meter TDS-3 Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurment range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments... MSRP: Our Price: Sale Price: $29.95 Out of Stock Compare Quick view Bluelab | sku: BLU2221 Bluelab PPM Pen Bluelab ppm Pen Measures conductivity and temperature and is a great way to ensure plants are receiving the proper amounts of nutrients. This pen features a backlit LCD display, optional calibration and a successful calibration indicator, a... MSRP: Our Price: Sale Price: $104.94 Add to Cart Compare Quick view Bluelab | sku: BLU2000E Bluelab Truncheon Meter Bluelab Truncheon Meter Gardeners can easily measure and maintain nutrient strength levels with the waterproof Truncheon Meter. Truncheon Meter reads in EC (0.2-3.6), CF (2-36), TDS/ppm 500 (100-1800) and ppm 700 (140-2520). Accurate within ±... MSRP: Our Price: Sale Price: $157.95 Add to Cart Compare Quick view Hanna | sku: HI98318 Hanna GroLine EC/TDS Pen The Hanna GroLine EC/TDS Pen HI98318 is a pocket meter for measuring the EC/TDS of a hydroponic nutrient solution. This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98318 has a... MSRP: Our Price: Sale Price: $85.00 Add to Cart Compare Quick view HM Digital | sku: THT500 HM Digital TDS meter COM80 Measures EC (μS, mS), TDS (ppm, ppt) and temperature in ºC/ºF. Features a durable, water-resistant housing, automatic temperature compensation, hold button, auto shut-off, digital (push button) calibration, low battery indicator, and a... MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter Bluelab Pulse Multimedia EC/MC Meter Bluelab® Pulse Multimedia EC/MC Meter is a new innovation that connects directly to your mobile device. Quickly spot check, correct, achieve better yield and grow healthier plants across a wide range of growing... MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen Hanna GroLine pH/EC/TDS Combo Pen Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe... MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester The Hanna GrowLine Direct Soil EC/Temp Tester HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single-button operation, and automatic... MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Compare Selected × OK
Quick view Hanna | sku: HIPRIMO Hanna Primo Digital TDS Meter Hanna Instruments Primo TDS Meter Customers who want to ensure the purity of the water produced by their RO water filtration system will enjoy the ease-of-use afforded them by the Primo TDS Tester. This microprocessor-powered instrument provides Total... MSRP: Our Price: Sale Price: $39.95 Add to Cart Compare Quick view HM Digital | sku: HMDTDS3 HM Digital TDS meter TDS-3 Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurment range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments... MSRP: Our Price: Sale Price: $29.95 Out of Stock Compare Quick view Bluelab | sku: BLU2221 Bluelab PPM Pen Bluelab ppm Pen Measures conductivity and temperature and is a great way to ensure plants are receiving the proper amounts of nutrients. This pen features a backlit LCD display, optional calibration and a successful calibration indicator, a... MSRP: Our Price: Sale Price: $104.94 Add to Cart Compare Quick view Bluelab | sku: BLU2000E Bluelab Truncheon Meter Bluelab Truncheon Meter Gardeners can easily measure and maintain nutrient strength levels with the waterproof Truncheon Meter. Truncheon Meter reads in EC (0.2-3.6), CF (2-36), TDS/ppm 500 (100-1800) and ppm 700 (140-2520). Accurate within ±... MSRP: Our Price: Sale Price: $157.95 Add to Cart Compare Quick view Hanna | sku: HI98318 Hanna GroLine EC/TDS Pen The Hanna GroLine EC/TDS Pen HI98318 is a pocket meter for measuring the EC/TDS of a hydroponic nutrient solution. This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98318 has a... MSRP: Our Price: Sale Price: $85.00 Add to Cart Compare Quick view HM Digital | sku: THT500 HM Digital TDS meter COM80 Measures EC (μS, mS), TDS (ppm, ppt) and temperature in ºC/ºF. Features a durable, water-resistant housing, automatic temperature compensation, hold button, auto shut-off, digital (push button) calibration, low battery indicator, and a... MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter Bluelab Pulse Multimedia EC/MC Meter Bluelab® Pulse Multimedia EC/MC Meter is a new innovation that connects directly to your mobile device. Quickly spot check, correct, achieve better yield and grow healthier plants across a wide range of growing... MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen Hanna GroLine pH/EC/TDS Combo Pen Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe... MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester The Hanna GrowLine Direct Soil EC/Temp Tester HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single-button operation, and automatic... MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Compare Selected × OK
Quick view HM Digital | sku: HMDTDS3 HM Digital TDS meter TDS-3 Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurment range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments... MSRP: Our Price: Sale Price: $29.95 Out of Stock Compare Quick view Bluelab | sku: BLU2221 Bluelab PPM Pen Bluelab ppm Pen Measures conductivity and temperature and is a great way to ensure plants are receiving the proper amounts of nutrients. This pen features a backlit LCD display, optional calibration and a successful calibration indicator, a... MSRP: Our Price: Sale Price: $104.94 Add to Cart Compare Quick view Bluelab | sku: BLU2000E Bluelab Truncheon Meter Bluelab Truncheon Meter Gardeners can easily measure and maintain nutrient strength levels with the waterproof Truncheon Meter. Truncheon Meter reads in EC (0.2-3.6), CF (2-36), TDS/ppm 500 (100-1800) and ppm 700 (140-2520). Accurate within ±... MSRP: Our Price: Sale Price: $157.95 Add to Cart Compare Quick view Hanna | sku: HI98318 Hanna GroLine EC/TDS Pen The Hanna GroLine EC/TDS Pen HI98318 is a pocket meter for measuring the EC/TDS of a hydroponic nutrient solution. This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98318 has a... MSRP: Our Price: Sale Price: $85.00 Add to Cart Compare Quick view HM Digital | sku: THT500 HM Digital TDS meter COM80 Measures EC (μS, mS), TDS (ppm, ppt) and temperature in ºC/ºF. Features a durable, water-resistant housing, automatic temperature compensation, hold button, auto shut-off, digital (push button) calibration, low battery indicator, and a... MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter Bluelab Pulse Multimedia EC/MC Meter Bluelab® Pulse Multimedia EC/MC Meter is a new innovation that connects directly to your mobile device. Quickly spot check, correct, achieve better yield and grow healthier plants across a wide range of growing... MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen Hanna GroLine pH/EC/TDS Combo Pen Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe... MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester The Hanna GrowLine Direct Soil EC/Temp Tester HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single-button operation, and automatic... MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Compare Selected × OK
Quick view Bluelab | sku: BLU2221 Bluelab PPM Pen Bluelab ppm Pen Measures conductivity and temperature and is a great way to ensure plants are receiving the proper amounts of nutrients. This pen features a backlit LCD display, optional calibration and a successful calibration indicator, a... MSRP: Our Price: Sale Price: $104.94 Add to Cart Compare Quick view Bluelab | sku: BLU2000E Bluelab Truncheon Meter Bluelab Truncheon Meter Gardeners can easily measure and maintain nutrient strength levels with the waterproof Truncheon Meter. Truncheon Meter reads in EC (0.2-3.6), CF (2-36), TDS/ppm 500 (100-1800) and ppm 700 (140-2520). Accurate within ±... MSRP: Our Price: Sale Price: $157.95 Add to Cart Compare Quick view Hanna | sku: HI98318 Hanna GroLine EC/TDS Pen The Hanna GroLine EC/TDS Pen HI98318 is a pocket meter for measuring the EC/TDS of a hydroponic nutrient solution. This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98318 has a... MSRP: Our Price: Sale Price: $85.00 Add to Cart Compare Quick view HM Digital | sku: THT500 HM Digital TDS meter COM80 Measures EC (μS, mS), TDS (ppm, ppt) and temperature in ºC/ºF. Features a durable, water-resistant housing, automatic temperature compensation, hold button, auto shut-off, digital (push button) calibration, low battery indicator, and a... MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter Bluelab Pulse Multimedia EC/MC Meter Bluelab® Pulse Multimedia EC/MC Meter is a new innovation that connects directly to your mobile device. Quickly spot check, correct, achieve better yield and grow healthier plants across a wide range of growing... MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen Hanna GroLine pH/EC/TDS Combo Pen Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe... MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester The Hanna GrowLine Direct Soil EC/Temp Tester HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single-button operation, and automatic... MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Compare Selected × OK
Quick view Bluelab | sku: BLU2000E Bluelab Truncheon Meter Bluelab Truncheon Meter Gardeners can easily measure and maintain nutrient strength levels with the waterproof Truncheon Meter. Truncheon Meter reads in EC (0.2-3.6), CF (2-36), TDS/ppm 500 (100-1800) and ppm 700 (140-2520). Accurate within ±... MSRP: Our Price: Sale Price: $157.95 Add to Cart Compare Quick view Hanna | sku: HI98318 Hanna GroLine EC/TDS Pen The Hanna GroLine EC/TDS Pen HI98318 is a pocket meter for measuring the EC/TDS of a hydroponic nutrient solution. This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98318 has a... MSRP: Our Price: Sale Price: $85.00 Add to Cart Compare Quick view HM Digital | sku: THT500 HM Digital TDS meter COM80 Measures EC (μS, mS), TDS (ppm, ppt) and temperature in ºC/ºF. Features a durable, water-resistant housing, automatic temperature compensation, hold button, auto shut-off, digital (push button) calibration, low battery indicator, and a... MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter Bluelab Pulse Multimedia EC/MC Meter Bluelab® Pulse Multimedia EC/MC Meter is a new innovation that connects directly to your mobile device. Quickly spot check, correct, achieve better yield and grow healthier plants across a wide range of growing... MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen Hanna GroLine pH/EC/TDS Combo Pen Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe... MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester The Hanna GrowLine Direct Soil EC/Temp Tester HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single-button operation, and automatic... MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Compare Selected × OK
Quick view Hanna | sku: HI98318 Hanna GroLine EC/TDS Pen The Hanna GroLine EC/TDS Pen HI98318 is a pocket meter for measuring the EC/TDS of a hydroponic nutrient solution. This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98318 has a... MSRP: Our Price: Sale Price: $85.00 Add to Cart Compare Quick view HM Digital | sku: THT500 HM Digital TDS meter COM80 Measures EC (μS, mS), TDS (ppm, ppt) and temperature in ºC/ºF. Features a durable, water-resistant housing, automatic temperature compensation, hold button, auto shut-off, digital (push button) calibration, low battery indicator, and a... MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter Bluelab Pulse Multimedia EC/MC Meter Bluelab® Pulse Multimedia EC/MC Meter is a new innovation that connects directly to your mobile device. Quickly spot check, correct, achieve better yield and grow healthier plants across a wide range of growing... MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen Hanna GroLine pH/EC/TDS Combo Pen Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe... MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester The Hanna GrowLine Direct Soil EC/Temp Tester HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single-button operation, and automatic... MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Compare Selected × OK
Quick view HM Digital | sku: THT500 HM Digital TDS meter COM80 Measures EC (μS, mS), TDS (ppm, ppt) and temperature in ºC/ºF. Features a durable, water-resistant housing, automatic temperature compensation, hold button, auto shut-off, digital (push button) calibration, low battery indicator, and a... MSRP: Our Price: Sale Price: $44.95 Out of Stock Compare Quick view Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter Bluelab Pulse Multimedia EC/MC Meter Bluelab® Pulse Multimedia EC/MC Meter is a new innovation that connects directly to your mobile device. Quickly spot check, correct, achieve better yield and grow healthier plants across a wide range of growing... MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen Hanna GroLine pH/EC/TDS Combo Pen Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe... MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester The Hanna GrowLine Direct Soil EC/Temp Tester HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single-button operation, and automatic... MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Compare Selected × OK
Quick view Bluelab | sku: 716439 Bluelab Pulse Multimedia EC/MC Meter Bluelab Pulse Multimedia EC/MC Meter Bluelab® Pulse Multimedia EC/MC Meter is a new innovation that connects directly to your mobile device. Quickly spot check, correct, achieve better yield and grow healthier plants across a wide range of growing... MSRP: Our Price: Sale Price: $308.00 Out of Stock Compare Quick view Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen Hanna GroLine pH/EC/TDS Combo Pen Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe... MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester The Hanna GrowLine Direct Soil EC/Temp Tester HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single-button operation, and automatic... MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Compare Selected × OK
Quick view Hanna | sku: HI98131 Hanna GroLine pH/EC/TDS Combo Pen Hanna GroLine pH/EC/TDS Combo Pen Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe... MSRP: Our Price: Sale Price: $225.00 Add to Cart Compare Quick view Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester The Hanna GrowLine Direct Soil EC/Temp Tester HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single-button operation, and automatic... MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Compare Selected
Quick view Hanna | sku: HI98331 Hanna GrowLine Direct Soil EC/Temp Tester The Hanna GrowLine Direct Soil EC/Temp Tester HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single-button operation, and automatic... MSRP: Our Price: Sale Price: $119.00 Out of Stock Compare Compare Selected