Bluelab pH 7.0 Calibration Solution

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Bluelab measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. Bluelab pH 7.0 Calibration Solution helps ensure your pro be is calibrated to provide the correct ionization reading. Calibration Solution should be stored in a cool place out of direct sun and heat. Please keep out of reach of children, Bluelab pH 7.0 Calibration solution should be stored with the lids securely tightened. Show more