Answer / raja.s

Usp limit

Answer / nagesh

As per IP 28 to 32
As per USP 29 to 32

in hplc calibration injector linearity pass,it means inj and det is good. why to perform detector linearity is it required, if it is required,what is difference between injector and detector linearity in hplc calibration

4 Answers   Dr Reddys, Hetero,

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Chromatographic Purity is a Qualitative analysis

2 Answers   Shasun Chemicals,

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Why using Holmium oxide in UV calibration

8 Answers   Dr Reddys, Matrix, Nakoda Chemicals, Orchid,

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How you will select column for HPLC development depends on nature of compound and how it will work explain in brief?

3 Answers  

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why we use sodium salicylate in uv light calibration at TLC chamber

1 Answers   Aurobindo, Lee Pharma,

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Why we are injecting low load standard conc. while analysing Related Substances by HPLC?

3 Answers  

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what is the d/f b/w normality and molarity and molality..?

1 Answers  

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why results are variation in same samples analysis in gc and hplc ?

2 Answers  

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1)why use benzophenon,uracil in hplc calibration. 2)why use sucrose in polarimeter calibration. 3)what is S/N ratio, noise and drift in hplc 4)how we can find lod and loq in method validation

1 Answers  

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what is reverse phase chromarography&normal phase chromatography

4 Answers   Aurobindo,

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key components in hplc?

3 Answers   Laurus,

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why water factor is near about 5.0 in kf titration?

3 Answers   Claris Lifesciences, Indchemie Health Specialities,

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