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Meters & Solutions
Bluelab pH Probe KCl Storage Solution 100ml
Bluelab pH Probe KCl Storage Solution 100ml
The perfect solution to store and hydrate your Bluelab pH products.
$16.95
Bluelab 4.0 250ml Calibration Solution
Bluelab 4.0 250ml 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).
$12.95
Bluelab 2.77 EC Conductivity Solution 250ml
Bluelab 2.77 EC Conductivity Solution 250ml
The 2.77EC solution is used as a reference or checking solution to ensure you have adequately cleaned the EC/ppm probe.
$14.95
GH pH 4.01 Calibration Solution Quart
GH pH 4.01 Calibration Solution Quart
General Hydroponics pH 4.01 Calibration Solution
$23.95
Bluelab 4.0 500ml Calibration Solution
Bluelab 4.0 500ml 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).
$23.95
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