Difference between any two buffer intevels should be not more than 4 .so ge

why should we calibrate pH meter with 4,9.2 and 7.4 buffers particularly?

Question Posted / rajasekhar

Answer Posted / rajasekhar

Difference between any two buffer intevels should be not more than 4 .so generally we use PH4,PH7.4,PH9.2

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