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General Hydroponics® pH Up Liquid
Regular price From $11.73 USDRegular priceUnit price per -
General Hydroponics® pH Down Liquid
Regular price From $11.73 USDRegular priceUnit price per -
General Hydroponics® pH Test Kit
Regular price From $8.20 USDRegular priceUnit price per -
GH pH Control Kit (12/Cs)
Regular price $20.99 USDRegular priceUnit price per -
Emerald Harvest® pH Up
Regular price From $22.92 USDRegular priceUnit price per -
Emerald Harvest® pH Down
Regular price From $22.92 USDRegular priceUnit price per -
Bluelab® pH Probe KCI Storage Solution
Regular price From $12.58 USDRegular priceUnit price per -
Bluelab® pH Controller
Regular price From $38.76 USDRegular priceUnit price per -
Bluelab® pH 7.0 Calibration Solution
Regular price From $8.67 USDRegular priceUnit price per -
Bluelab® pH 4.0 Calibration Solution
Regular price From $8.67 USDRegular priceUnit price per -
Bluelab® Multimedia pH Meter with Leap pH Probe
Regular price From $126.48 USDRegular priceUnit price per -
Bluelab® Guardian Monitor Connect In-Line
Regular price $618.12 USDRegular priceUnit price per -
Bluelab® Guardian Monitor
Regular price $411.00 USDRegular priceUnit price per -
Bluelab® Connect Product Suite 2
Regular price From $158.10 USDRegular priceUnit price per -
Bluelab® 2.77 EC Conductivity Standard Solution
Regular price From $8.67 USDRegular priceUnit price per -
Sure Test Temperature and Relative Humidity Data-Logger
Regular price $105.50 USDRegular priceUnit price per -
HM Digital pH 80 Meter
Regular price $46.50 USDRegular priceUnit price per -
HM Digital Handheld TDS-3 Tester
Regular price $28.51 USDRegular priceUnit price per -
Bluelab Pulse Multimedia EC/MC Meter
Regular price $314.16 USDRegular priceUnit price per -
Bluelab Probe Care pH & Conductivity
Regular price $24.48 USDRegular priceUnit price per
