Milwaukee Instruments pH 4 Calibration Solution, 20 ml Sachets, case of 25 eligible-for-discount If the product shows defects

If the product shows defects within

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Includes prewired 11 ft heavy duty cord

Weatherproof—lasts for years

Milwaukee Instruments pH 4 Calibration Solution, 20 ml Sachets, case of 25 eligible-for-discount If the product shows defectsThis item is sachets only Available in 220 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 220 ml leak proof bottles and are recommended for lab application. Sachets are sealed against light and air and are ideal for on the spot calibration. Simply open, insert the tester or electrode into the sachet and calibrate. Sachets are sold in boxes of 25 pieces.