pH & EC Calibration Solutions

  • Dutchpro pH Down Grow | pH Reducer for Veg Stage
    DUTCH PRO

    Dutchpro pH Down Grow | pH Reducer for Veg Stage

    £9.50
    £9.50

    Product Description: Dutchpro pH Down Grow is a high-purity, specialized acidic solution designed to lower your water's pH levels specifically during the vegetative phase. Standard universal...

    Size: 1L
  • Essentials LAB Buffer pH 7 calibration solution bottles for accurate pH meter calibrationGardener calibrating a pH meter with Essentials LAB Buffer pH 7 solution in a greenhouse
    Essentials LAB Buffer pH 7 calibration solution bottles for accurate pH meter calibrationGardener calibrating a pH meter with Essentials LAB Buffer pH 7 solution in a greenhouse
    Essentials LAB Buffer pH 7 1L solution for pH meter calibrationGardener calibrating a pH meter with Essentials LAB Buffer pH 7 solution in a greenhouse
    ESSENTIAL LAB

    Essentials LAB pH Buffer 7 Calibration Solution

    £3.95
    £3.95 £0.00

    Essentials LAB pH Buffer 7 for pH meter calibration Essentials LAB pH Buffer 7 is a calibration solution that provides a pH 7 reference point for...

    Size: 250ML
  • Essentials Lab EC Calibration Fluid 2.8mS | CF 28 Buffer Solution
    ESSENTIAL LAB

    Essentials Lab EC Calibration Fluid 2.8mS | CF 28 Buffer Solution

    £3.75
    £3.75 £2.95

    The EC level of your nutrient solution will influence your plants ability to absorb water. If the EC is too high, the roots cannot bring in...

    Size: 250ML
  • Essentials LAB Buffer pH 4 calibration solution in small and 1L bottles for pH meter calibrationGardener calibrating a pH meter with Essentials LAB Buffer pH 4 calibration solution in a greenhouse
    Essentials LAB Buffer pH 4 calibration solution in small and 1L bottles for pH meter calibrationGardener calibrating a pH meter with Essentials LAB Buffer pH 4 calibration solution in a greenhouse
    Essentials LAB Buffer pH 4 1L solution for accurate pH meter calibrationGardener calibrating a pH meter with Essentials LAB Buffer pH 4 calibration solution in a greenhouse
    ESSENTIAL LAB

    Essentials LAB pH Buffer 4 Calibration Solution

    £3.95
    £3.95 £3.95

    Essentials LAB pH Buffer 4 is a calibration solution for compatible pH meters. Regular calibration helps keep readings dependable when checking the pH of nutrient solutions....

    Size: 250ML
  • TrolMaster WN-9 Substrate Sensor Node | 3-in-1 Expansion Probe for WCS-9 SystemTrolMaster WN-9 Substrate Sensor Node | 3-in-1 Expansion Probe for WCS-9 System
    TrolMaster WN-9 Substrate Sensor Node | 3-in-1 Expansion Probe for WCS-9 System
    TrolMaster

    TrolMaster WN-9 Substrate Sensor Node | 3-in-1 Expansion Probe for WCS-9 System

    £134.95
    £134.95

    Product Overview The TrolMaster WN-9 is the dedicated sensing engine behind the revolutionary WCS-9 system. Engineered for professional cultivators who refuse to rely on single-point data,...