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> 4.01 ph buffer solution 25 sachets each 20ML
4.01 ph buffer solution 25 sachets each 20ML
4.01 pH Buffer Solution 25 Sachets Each 20ml
pH buffer solution prepared according to precise formulas and standardized with a pH meter calibrated according to the NIST standards. Single-dose 20 ml sachets. pH 4 solution shows batch number expiration date and correlation table between pH and temperature. 4.01 pH value at 25 C (77 F). The buffer value of pH 4 is widely used in water purification plants in the food industry and wherever the pH is expected to be slightly acidic.
