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Showing 49-72 of 2288 item(s)

-6%

pH/ORP Tester

GroLine Hydroponics PH Tester With 0.01 Resolution - HI98115

$67.86

$63.79

-6%

Multiparameter

GroLine Hydroponics Waterproof pH/EC/TDS/Temperature Portable Meter - HI9814

$326.40

$306.82

-6%

Process Controllers

GroLine Monitor for Hydroponic Nutrients, Standard probe with no threads - HI981420

$489.55

$460.18

-6%

Dosing Pumps

GroLine Monitor for Hydroponic Nutrients, Threaded probe for insertion mounting - HI981421

$658.51

$619.00

-6%

Process Indicator

Groline Nutrient Dosing System-Meter and probe - HI981413

$493.54

$463.93

-6%

Process Indicator

Groline Nutrient Dosing System-Meter, probe and in-line mounting kit - HI981413

$802.86

$754.69

-6%

Calibration Solutions

GroLine pH 10.01 Calibration Buffer with Certificate of Analysis, 230 mL HI7010-023

$21.28

$20.00

-6%

Calibration Solutions

GroLine pH 4.01 Buffer Calibration Solution Sachets, 25 x 20 mL, Portable, HI70004G

$48.37

$45.46

-6%

Calibration Solutions

GroLine pH 4.01 Calibration Buffer with Certificate of Analysis (500 mL) - HI7004-050

$24.22

$22.76

-6%

Calibration Solutions

GroLine pH 4.01 Calibration Buffer with Certificate of Analysis (230 mL) - HI7004-023

$21.28

$20.00

-6%

Calibration Solutions

GroLine pH 7.01 Buffer Sachets, with Certificate of Analysis(25 x 20 mL) - HI70007G

$48.37

$45.46

-6%

Calibration Solutions

GroLine pH 7.01 Buffer Solution with Certificate of Analysis, 230 mL bottle - HI7007-023

$21.28

$20.00

-6%

Calibration Solutions

GroLine pH 7.01 Calibration Buffer with Certificate of Analysis (230 mL) - HI7007-023

$24.22

$22.76

-6%

Dosing Pumps

GroLine pH Dosing System-Meter and probe - HI981412

$489.55

$460.18

-6%

pH Controllers

GroLine pH Dosing System-Meter, Probe and in-line mounting kit - HI981412

$645.22

$606.51

-6%

pH Controllers

GroLine pH Dosing System-Meter, probe and panel mounted flow cell kit - HI981412

$802.86

$754.69

-6%

Multiparameter Probes

GroLine pH/EC/TDS Multiparameter Probe

$207.50

$195.05

-6%

Multiparameter Probes

GroLine pH/EC/TDS Multiparameter Probe (Inline)

$372.08

$349.76

-6%

Calibration Solutions

GroLine Quick Cal pH/EC/TDS Calibration Solution (120 mL) - HI5036-012

$12.96

$12.18

-6%

Calibration Solutions

GroLine Quick Cal pH/EC/TDS Calibration Solution (230 mL) - HI5036-023

$21.92

$20.61

-6%

Chemicals

GroLine Quick Cal pH/EC/TDS Calibration Solution (230 mL) - HI5036-050

$24.22

$22.76

-6%

Soil Tester

GroLine Soil pH Tester - HI981030

$161.89

$152.18

-6%

Storage Solutions

GroLine Storage Solution Sachets, 20 mL (25 pcs.) – HI70300G

$48.35

$45.45

-6%

EC/TDS Tester

GroLine Waterproof EC/TDS Tester - HI98318

$98.55

$92.64

Hanna

GroLine Hydroponics PH Tester With 0.01 Resolution - HI98115

GroLine Hydroponics Waterproof pH/EC/TDS/Temperature Portable Meter - HI9814

GroLine Monitor for Hydroponic Nutrients, Standard probe with no threads - HI981420

GroLine Monitor for Hydroponic Nutrients, Threaded probe for insertion mounting - HI981421

Groline Nutrient Dosing System-Meter and probe - HI981413

Groline Nutrient Dosing System-Meter, probe and in-line mounting kit - HI981413

GroLine pH 10.01 Calibration Buffer with Certificate of Analysis, 230 mL HI7010-023

GroLine pH 4.01 Buffer Calibration Solution Sachets, 25 x 20 mL, Portable, HI70004G

GroLine pH 4.01 Calibration Buffer with Certificate of Analysis (500 mL) - HI7004-050

GroLine pH 4.01 Calibration Buffer with Certificate of Analysis (230 mL) - HI7004-023

GroLine pH 7.01 Buffer Sachets, with Certificate of Analysis(25 x 20 mL) - HI70007G

GroLine pH 7.01 Buffer Solution with Certificate of Analysis, 230 mL bottle - HI7007-023

GroLine pH 7.01 Calibration Buffer with Certificate of Analysis (230 mL) - HI7007-023

GroLine pH Dosing System-Meter and probe - HI981412

GroLine pH Dosing System-Meter, Probe and in-line mounting kit - HI981412

GroLine pH Dosing System-Meter, probe and panel mounted flow cell kit - HI981412

GroLine pH/EC/TDS Multiparameter Probe

GroLine pH/EC/TDS Multiparameter Probe (Inline)

GroLine Quick Cal pH/EC/TDS Calibration Solution (120 mL) - HI5036-012

GroLine Quick Cal pH/EC/TDS Calibration Solution (230 mL) - HI5036-023

GroLine Quick Cal pH/EC/TDS Calibration Solution (230 mL) - HI5036-050

GroLine Soil pH Tester - HI981030

GroLine Storage Solution Sachets, 20 mL (25 pcs.) – HI70300G

GroLine Waterproof EC/TDS Tester - HI98318

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