Bluelab pH 4.0 Calibration Solution 500 ml

$11.90 Each

In Stock

SKU HGC732898 Categories ,

Product Description

pH measuring equipment must be cleaned and calibrated regularly to ensure they are providing the user with accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope). Calibration Solution should be stored in a cool place out of direct sunlight and heat. Keep stored with lids securely tightened.

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