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

Which is the highly polar and highly non polar column in HPLC?

1785


what is lod and loq ?,why use k2cr2o7 , kcl h2so4 in uv calibration ?,why use benzophenone & caffene acetone in hplc calibration ?,what is leading peak in hplc ?why we do the calibration of limit of stry light in hplc & uv ?

3192


what is the procedure for cleaning of lenses of hatr accesory of ftir instrument?

1805


how will you do the prep for unstable componds?

1443


why we are using hexane in calibration of number of drop per mL

1172






if tech transfer fails whay require to do?

337


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

305


Basic principle of ESI?

1647


How do we fix the sample concentaryion in hplc method development. What is the basis?

682


what is difference in ods I ods II is this is realy from sorbent / packing characteristics or from other means

1495


effect of pore size, pore volume, partical size, column length, carbon load on retention time? what is carbon load? what is the use?

330


What is diffrence between extractable volume and deliverable volume? Answer pls

3934


In rs method development when we are going area normalization method to dilute standard method?

948


in hplc chromatogram started from left to right and in uv spectrum started from left to right

471


What is control room temperature and which guide line says?

1161