Solutions

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  • Bluelab 2.77CF Calibration Solution
    Bluelab 2.77CF Calibration Solution The CF2.77 (EC2.77) solution is used as a reference or checking solution to ensure you have adequately cleaned the EC/CF probe. Calibration Solutions should be stored in a cool place out of direct sun and heat. Please keep out of reach of children. They should be ..
    $6.52
  • Bluelab Nutrient Probe Care Kit Conductivity
    The instrument is only as accurate as the probe is clean. Probe cleaning is one of the most important parts of owning or operating any Bluelab® meter, monitor or controller. If the probe is contaminated or dirty, it affects the accuracy of the reading displayed. Conductivity kit contents: instructio..
    $9.52 $11.90
  • Bluelab pH 4.0 Calibration Solution
    Bluelab pH 4.0 Calibration Solution pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope). Calibration Solutions should be stored in a cool place out of direc..
    $6.52
  • Bluelab pH 7.0 Calibration Solution
    Bluelab pH 7.0 Calibration Solution pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope). Calibration Solutions should be stored in a cool place out of direc..
    $6.52
  • Bluelab Probe Care Kit - pH
    Everything you need to clean, hydrate and calibrate pH probes. Probe cleaning and correctly storing pH probes ensures you get the most accurate readings possible and will maximize the life of a probe. The probe surface is where the instrument takes the reading of the solution or soil/media. If the p..
    $13.20 $16.50
  • Botanicare pH Up & pH Down
    Botanicare pH Up Use to raise the pH of nutrient solutions. A pH of 5.5-6.5 is recommended for proper nutrient uptake in most plant varieties. Botanicare's pH Up solution is formulated at a 29% concentration rate making it easy to use for beginners and easy to customize for advanced grower..
    $9.60
  • Control Wizard 1382 Calibration Solution
    Control Wizard Products 1382 Conductivity Standard. Use to calibrate all meters that use the 1 EC to 500 ppm water standard. ..
    $4.76 $5.95
  • General Hydroponics Meter Calibration Solutions
    General Hydroponics Meter Calibration Solutions General Hydroponics uses the highest quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters (NaCl scale or the 442 scale). General Hydroponics technicians check each batch to ensure that our solutions ar..
    $6.03
  • General Hydroponics pH Control Kit
    General Hydroponics pH Control Kit Contains: 8 oz. pH UP, 8 oz. pH DOWN, 1 oz. indicator & vial ..
    $13.75 $17.20
  • General Hydroponics pH Down
    General Hydroponics pH Down This concentrated acid formula is used to lower the pH in a reservoir. ..
    $8.60
  • General Hydroponics pH Test Kit
    General Hydroponics pH Test Kits make pH testing easy. Simply fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to expensive electronic meters because of its reliabi..
    $6.03 $7.54
  • General Hydroponics pH Up
    Concentrated base formula is used to raise the pH in a reservoir. ..
    $8.60