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

Answers were Sorted based on User's Feedback



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

Answer / rajasekhar

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

Is This Answer Correct ?    2 Yes 0 No

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

Answer / sudhakar tambe

It is three point pH calibration one acidic one basic and
one neutral.Buffer PH 4 is acidic 9.2 is basic and 7.4is
neutral

Is This Answer Correct ?    3 Yes 3 No

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

Answer / vijayakrishna

for to find the slop of ph and depending on temperature to use different buffer in calibration of ph

Is This Answer Correct ?    1 Yes 1 No

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

Answer / ramgepharma

there was nothing particularity in pH meter calibration, as per our utility in lab or products, we will fix those particular points
in my lab, 1.68, 4.00-acid
7.00-Neutral
10.01,12.45-base
and also we can follow as per usp or some other compendial specs

Is This Answer Correct ?    0 Yes 3 No

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

Answer / hemant hatwar

terai gand mai dalu gya electrode ..................

Is This Answer Correct ?    2 Yes 6 No

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