3Pcs 50ml PH 4.00/6.86/9.18 PH Buffer Calibration Liquid Kit Buffer Solution Acid Meter Calibrator

Specification: Name: PH Buffer Calibration Kit Color: Red, Blue, Yellow Capacity: 3Pcs (25+25ml) PH: 4.00/6.86/9.18 Features: 1.Deionized water extract is adopted to define the preparation, to ensure the accuracy of the pH value. 2.Packing seal after save, cut off from the air, avoids the CO2 to pH value of the interference. 3.Shelf life: one year 4.Deposit: cool and avoid light seal preservation. Should be on the children can't come into contact with the place, avoid entrance and acceptance. Package Included: 1x PH Meter Calibration Liquid 4.00 1x PH Meter Calibration Liquid 6.86 1x PH Meter Calibration Liquid 9.18