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

Answer Posted / 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



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is the accrptance criteria in RSD for RS method precision on basis of impurity percentages?

300


Basic principle of ESI?

1636


mahagenco syllabus for the post of chemist

5738


if peak get problamatic then what require to do?

309


for heavy metal test lead used in which form pure form or any other form for preparation of lead standard sol

5284






[3/28, 20:52] Manoj P Venkatpurwar: how many impurities require to inject in assay specificity that how we can find out? and in Rs also how?

337


Why to use propyl paraben in HPLC gradient calibration

6068


what is the disso medium for tropsiun chloride

1793


why xterra column require to use at higher ph?

425


what are risk assement in the analytical qbd?

277


IS THERE ANY EQUIPMENT TO CHECK AND CALCULATE THE POLARITY OF A LIQUID?

1975


what is the structure of DOWEX-50

4913


how decide the clining method and cleaning method validation require for this perticular products?

295


Why perchloric acid used for potentiometric titration

2152


we are performed SOR for a particular product the limit is -6 to -10.We face particular bathes it is not meeting the specification.we performed diffrent instrument diffrent analyst we are getting diffrent diffrent results.solvent is dimethyl sulfoxide what could be the reasion

1350