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Bluelab pH 7.0 Calibration Solution - 250 ml US
PH7250NA

Bluelab pH 7.0 Calibration Solution - 250 ml US

pH 7.0 calibration solutions - a must in every grower's toolbox

Features: 

  • Contains 250 ml/8.4 fl oz 
  • Boost your pH products’ longevity with regular cleaning and calibration 
M
Michael C.
Can't calibrate your meter without it

Can't calibrate your meter without it.