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pH / EC / TDS Meters & Solutions

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Hanna GroLine pH 10.01 Calibration Buffer (120 mL) - Calibration / Cleaning
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Hanna - GroLine pH 10.01 Calibration Buffer (120 mL) Sale price$14.99
Bluelab Solution 30pc Sachet Mixed Case pH 4, pH 7, KCl and EC 2.77 - Calibration / Cleaning
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Bluelab - Solution 30pc Sachet Mixed Case pH 4, pH 7, KCl and EC 2.77 Sale price$69.04
GroStar Apera pH probe maintenance kit - Maintanence - Calibration / Cleaning
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GroStar - Apera pH probe maintenance kit - Maintanence Sale price$23.99
GroStar Apera pH calibration kit (pH 4/7/10, 8oz. each) - Calibration / Cleaning
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GroStar - Apera pH calibration kit (pH 4/7/10, 8oz. each) Sale price$28.99
GroStar Apera pH calibration kit (pH 4/7, 8oz. each) - Calibration / Cleaning
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GroStar - Apera pH calibration kit (pH 4/7, 8oz. each) Sale price$18.99
GroStar Apera GroStar GS2 Soil pH Pen - Meters
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GroStar - Apera GroStar GS2 Soil pH Pen Sale price$256.99
GroStar Apera GroStar GS4 pH/EC Combo Pen - /500ppm/700ppm/Temp (5-in-1) - Meters
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GroStar - Apera GroStar GS4 pH/EC Combo Pen - /500ppm/700ppm/Temp (5-in-1) Sale price$178.99
GroStar Apera GroStar GS1 pH Pen - Meters
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GroStar - Apera GroStar GS1 pH Pen Sale price$115.99
HM Digital PH/ORP Storage Solution - PH-STOR pH Electrode - Calibration / Cleaning
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HM Digital - PH/ORP Storage Solution - PH-STOR pH Electrode Sale price$8.99
HM Digital TDS-3 Handheld TDS meter - Meters
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HM Digital - TDS-3 Handheld TDS meter Sale price$36.99
HM Digital PH/Temperature Meter - PH-80 - Meters
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HM Digital - PH/Temperature Meter - PH-80 Sale price$47.99
Active Air 2-Way pH & Moisture Meter - Meters
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Active Air - 2-Way pH & Moisture Meter Sale price$11.84
Hanna GroLine Waterproof Portable pH/EC/TDS/Temperature Meter Kit for Hydroponics - Meters
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Hanna - GroLine Waterproof Portable pH/EC/TDS/Temperature Meter Kit for Hydroponics Sale price$549.99
Hanna GroLine 5000 S/cm @25 deg C Conductivity Standard Solution, box with Certificate of Analysis, 230 mL bottle
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Hanna - GroLine 5000 S/cm @25 deg C Conductivity Standard Solution, box with Certificate of Analysis, 230 mL bottle Sale price$24.99
Hanna GroLine 5,000 uS calibration solution, box, certificate of analysis, 120 ml - Calibration / Cleaning
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Hanna - GroLine 5,000 uS calibration solution, box, certificate of analysis, 120 ml Sale price$14.99
Hanna GroLine 1413 S/cm @25 deg C Conductivity Standard Solution, box with Certificate of Analysis, 230 mL bottle
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Hanna - GroLine 1413 S/cm @25 deg C Conductivity Standard Solution, box with Certificate of Analysis, 230 mL bottle Sale price$24.99
Hanna GroLine 1,413 uS calibration solution, box, certificate of analysis, 120 ml - Calibration / Cleaning
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Hanna - GroLine 1,413 uS calibration solution, box, certificate of analysis, 120 ml Sale price$14.99
Hanna GroLine storage solution sachets 20mL (25 pcs.) - Calibration / Cleaning
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Hanna - GroLine storage solution sachets 20mL (25 pcs.) Sale price$49.99
Hanna GroLine pH 7 buffer (+/- 0.02 pH accuracy), 120 ml, box, certificate of analysis - Calibration / Cleaning
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Hanna - GroLine pH 7 buffer (+/- 0.02 pH accuracy), 120 ml, box, certificate of analysis Sale price$14.99
Hanna GroLine cleaning solution sachets, 20mL (25pcs.) - Calibration / Cleaning
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Hanna - GroLine cleaning solution sachets, 20mL (25pcs.) Sale price$49.99
Hanna GroLine 5000 uS/cm (5.00 mS/cm) solution, 20 mL sachets (25) - Calibration / Cleaning
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Hanna - GroLine 5000 uS/cm (5.00 mS/cm) solution, 20 mL sachets (25) Sale price$49.99
Hanna GroLine Quick Cal Solution for Single Point pH/EC calibration, 230 mL bottle - Calibration / Cleaning
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Hanna - GroLine Quick Cal Solution for Single Point pH/EC calibration, 230 mL bottle Sale price$19.99
Hanna GroLine pH/Conductivity probe with built-in temperature sensor DIN connector and 2m (6.6') cable - Meters
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Hanna - GroLine pH/Conductivity probe with built-in temperature sensor DIN connector and 2m (6.6') cable Sale price$214.99
Hanna GroLine waterproof EC/TDS/Temperature tester; EC resolution: 1 S/cm, TDS resolution: 1 mg/L (ppm) Range: 0 to 6,000
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Hanna - GroLine waterproof EC/TDS/Temperature tester; EC resolution: 1 S/cm, TDS resolution: 1 mg/L (ppm) Range: 0 to 6,000 S/cm Sale price$109.99
Hanna GroLine Combo waterproof pH/EC/TDS/Temperature tester - Meters
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Hanna - GroLine Combo waterproof pH/EC/TDS/Temperature tester Sale price$249.99
Hanna GroLine pH tester with HI1271 pH electrode - Meters
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Hanna - GroLine pH tester with HI1271 pH electrode Sale price$64.99
Hanna Groline Green shockproof rubber boot for portable meters (2018 HI9814 Groline)
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Hanna - Groline Green shockproof rubber boot for portable meters (2018 HI9814 Groline) Sale price$44.99
Hanna GroLine Cleaning solution for pH electrodes, box, 120 ml - Calibration / Cleaning
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Hanna - GroLine Cleaning solution for pH electrodes, box, 120 ml Sale price$14.99
Bluelab Soil pH Pen
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Bluelab - Soil pH Pen Sale price$199.00
Bluelab Pulse Multimedia EC/MC Meter
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Bluelab - Pulse Multimedia EC/MC Meter Sale price$349.00
Bluelab Probe Care Kit - Conductivity
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Bluelab - Probe Care Kit - Conductivity Sale price$19.00
Bluelab Multimedia pH Meter
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Bluelab - Multimedia pH Meter Sale price$209.00
Bluelab Commercial Truncheon Meter
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Bluelab - Commercial Truncheon Meter Sale price$105.00