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Meters & Solutions

Microbe Life Hydroponics pH DOWN, 2.5 gal

$89.95
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Milwaukee Instruments pH 7.01 Solution, 230 ml

$11.55
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Milwaukee Instruments pH 4.01 Calibration Solution, 230 ml

$11.55
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Earth Juice Double Down, 1 gal

$25.87
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Earth Juice Natural Down, 25 lbs

$168.50
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HM Digital PH-80 pH/Temperature Meter

$46.50
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Autopilot Replacement pH Probe for APCEPH1

$64.95
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Technaflora pH Up, 4 L

$28.21
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Technaflora pH Up, 1 L

$14.09
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Technaflora pH Up, 10 L

$54.08
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Pro pH Down, 1 qt, case of 12

$114.00
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Waterproof ECTestr 11 Plus

$170.99
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Waterproof ECTestr 11

$127.99
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Meters & Solutions

Oakton Low/High/EC High Replacement Sensor

$86.99
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Oakton Calibration Solution 15,000 microSiemens/cm, “Singles” Calibration pouches, case of 20

$52.99
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Oakton pH 4.01 Buffer Solution, “Singles” Calibration pouches, case of 20

$51.99
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Oakton pHTestr 30 w/0.01 pH Accuracy, Temperature Display & ATC (Automatic Temperature Compensation)

$181.99
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Meters & Solutions

Oakton Replacement Sensor for pHTestr 10/20/30

$110.99
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Oakton Replaceable Electrode for pH WP 2 Pen

$97.99
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EcoTestr CTS Pocket Conductivity, Salinity, & TDS

$105.99
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Oakton Replacement Sensor for Waterproof Multiparameter Testr35 series Pocket Meters

$127.99
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Meters & Solutions

EcoTestr pH2+ Pocket pH Meter

$98.99
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Oakton Waterproof EcoTestr pH1

$79.99
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Oakton pH 7.00 Buffer Solution, 500 ml

$19.99
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