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

1977

If vendor having more imp than monograph then how to proceed? and how to set spec?

938

What is the formula to determine the concentration of M of a solution given the % transmittance? Use %T = 43.7 as an example.

2697

Which parameter require to do for analytical method equivalency?

788

How to determine the EDTA content by potentiometry titration in Ceftriaxine sodium

2551

How we choose the mobile phase for method development.?

1221

why we use Dichlorobenzene.nitrobezine.t-butyldi sulhate.for calibration of gc Head space

2271

UV and PDA detector, which have less signal to noise ratio?

1139

why octanol used to determine the partition coefficient ?

2461

While performing TOC sst analysis Zero shift disabled & sample analysis zero shift enabled why?

2874

Why only 1.2 million lux hours require in photostability study?

1046

what are risk assement in the analytical qbd?

767

What is the purpose of octyl silane columns?

4295

what is the different in Total ash, sulphated ash, acid insoluble ash, alcoholic or non alcoholic ash?

10006

what is definition of validation? which components are followed give detail?

2380