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PH/EC/TDS Meters and Solutions

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186 products

Hanna Total Chlorine Checker HC Ultra Low Range Calibration Check Set - Calibration / Cleaning
Hanna - Total Chlorine Checker HC Ultra Low Range Calibration Check Set Sale price$18.99
Hanna Total Chlorine Checker Ultra Low Range (0 to 500 ppb) - Meters
Hanna - Total Chlorine Checker Ultra Low Range (0 to 500 ppb) Sale price$74.99
Hanna Total Chlorine Checker Ultra Low Range spare reagents (25 tests) - Calibration / Cleaning
Hanna - Total Chlorine Checker Ultra Low Range spare reagents (25 tests) Sale price$14.99
Hanna Instruments - pH 4.01 and 7.01 Calibration Buffer Sachets w/ COA (10 x 20mL/5 Each)
Hanna Instruments - pH 4.01 and 7.01 Calibration Buffer Sachets w/ COA (10 x 20mL/5 Each) Sale price$25.99
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Hanna Instruments Waterproof Portable Dissolved Oxygen and BOD Meter - Meters
Hanna Instruments - Waterproof Portable Dissolved Oxygen and BOD Meter Sale price$949.99
HGV - pH Down – HGV pH Down 1 Gallon – pH Adjusters
HGV - pH Down Sale priceFrom $28.00
HGV - pH Up – HGV pH Up 5 Gallon – pH Adjusters
HGV - pH Up Sale priceFrom $28.00
HM Digital 1000ppm Calibration Solution - TDS, 3 oz (90 ml) - Calibration / Cleaning
HM Digital - 1000ppm Calibration Solution - TDS, 3 oz (90 ml) Sale price$10.99
HM Digital CP-1000 1000 ppm calibration solution, 20 x 20 mL packets - box
HM Digital - Calibration, Buffer and Storage Solution Packets (20 x 20 mL) Sale price$24.95
HM Digital EC/TDS/Temp Waterproof Hydro Tester - COM-80 - Meters
HM Digital - EC/TDS/Temp Waterproof Hydro Tester - COM-80 Sale price$52.99
HM Digital HydroMaster HM-200 portable pH/EC/TDS/Temp meter - front view on white
HM Digital - HydroMaster HM-200 Portable pH/TDS/EC/Temp Meter Sale price$274.95
HM Digital Meter, TDS, Inline, Dm-1, 1/4" Tee - Meters
Hm Digital - Meter, TDS, Inline, Dm-1, 1/4" Tee Sale price$85.68
HM Digital Meter, TDS, Inline, Dm-2, 1/2"QC - Meters
Hm Digital - Meter, TDS, Inline, Dm-2, 1/2"QC Sale price$185.50
HM Digital Meter, TDS, Inline, Dm-2, 1/4" Qc - Meters
Hm Digital - Meter, TDS, Inline, Dm-2, 1/4" Qc Sale price$155.50
HM Digital Meter, TDS, Inline, Dm-2, 3/8" Qc - Meters
Hm Digital - Meter, TDS, Inline, Dm-2, 3/8" Qc Sale price$198.60
HM Digital PH/ORP Storage Solution - PH-STOR pH Electrode - Calibration / Cleaning
HM Digital - PH/ORP Storage Solution - PH-STOR pH Electrode Sale price$8.99
HM Digital PH/Temperature Meter - PH-80 - Meters
HM Digital - PH/Temperature Meter - PH-80 Sale price$47.99
HM Digital COM-100 EC/TDS/Temp pen meter - front view on white
HM Digital - Pro Series COM-100 Pen Style TDS/EC/Temp Meter Sale price$74.95
HM Digital COM-300 pH/EC/TDS/Temp pen meter - front view on white
HM Digital - Pro Series COM-300 Pen Style pH/TDS/Temp Meter Sale price$159.95
HM Digital PH-200 pH/Temp pen meter - front view on white
HM Digital - Pro Series PH-200 Pen Style pH/Temp Meter Sale price$99.95
HM Digital SP-P5 replacement pH probe for HM-200 and HM-500 - full view
HM Digital - Replacement Sensors Sale priceFrom $34.95
HM Digital Replacement TDS Sensor HM-500 - Hydromaster EC/ Probe - Sensors / Probes
HM Digital - Replacement TDS Sensor HM-500 - Hydromaster EC/ Probe Sale price$57.99
HM Digital TDS-3 Handheld TDS meter - Meters
HM Digital - TDS-3 Handheld TDS meter Sale price$36.99
Measuring Cup Measuring Cup - Liquid & Weight Measuring
Hydrofarm - Measuring Cup Sale priceFrom $8.48
Jack's Elementals - Potassium Bicarbonate - pH Up and Buffer 1lb
Jack's Elementals - Potassium Bicarbonate - pH Up and Buffer 1lb Sale price$23.98
Mad Farmer Get Down - pH Adjusters
Mad Farmer - Get Down Sale priceFrom $125.99
Mad Farmer Get Up - pH Adjusters
Mad Farmer - Get Up Sale priceFrom $125.99
Measure Me - Measuring Cup
Measure Me - Measuring Cup Sale priceFrom $2.38
Microbe Life Hydroponics - pH Down
Microbe Life Hydroponics - pH Down Sale priceFrom $11.99
Microbe Life Hydroponics - pH Up
Microbe Life Hydroponics - pH Up Sale priceFrom $11.99
Mini Measure Shot Glass, pack of 12 case of 12 - Liquid & Weight Measuring
Mini Measure Shot Glass, pack of 12 - case of 12 Sale price$49.63
OEM logo
OEM - Citric Acid Sale price$217.94
General Pot Graduated Mixing Pail - 5 Gallon - Liquid & Weight Measuring
OEM - Graduated Mixing Pail - 5 Gallon Sale price$16.00
General Supply International Measure Mug - Liquid & Weight Measuring
OEM - International Measure Mug Sale price$24.00
OEM logo
OEM - Potassium Bicarbonate Sale price$300.00
Sensorex pH Sensor - Light Duty Replacement - Sensors / Probes
Sensorex - pH Sensor - Light Duty Replacement Sale priceFrom $199.00
Sensorex TDS Sensor - Sensors / Probes
Sensorex - TDS Sensor Sale priceFrom $199.00
SONIC-PRO Chemical Feed Flow Meter – Meters
SONIC-PRO - Chemical Feed Flow Meter Sale price$2,225.66
The Harvest Company Calibrated Measuring Cup - Liquid & Weight Measuring
The Harvest - Company Calibrated Measuring Cup Sale priceFrom $3.99
United Nutrients
United Nutrients - PH Down 5 Gallon 75% Sale price$200.00
United Nutrients
United Nutrients - PH Powder Up Sale price$220.00
United Nutrients
United Nutrients - PH Up 5 Gallon 75% Sale price$200.00