Answer Posted / d.ganesh

The main difference between residue on ignition and sulphated ash is temperature, but the process is same.

Hi sir if any product monograph not given known impurities (may be 5 impurities) specifications then how we require to proceed for inhouse formulation?

705

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if instrument calibration fails then what require to do?

980

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WHY given much noise PDA dector then VWD Dector

2099

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Difference between hlaf and rlaf

2109

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What is the diffrence in japan mkt requirement in analytical method validation over US?

719

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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 ?

3667

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what is mean by ambient temperature?

916

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in sampling of raw material which side is pasted sampled labels

1838

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Loss of linearity in tkn analysis, possible reasons?

1317

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pharma industries oriented

2245

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If suppose 10 methods of dissolution given in pharmacopoeial for single content product then which method out of 10? or all 10 require to follow?

985

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Why to use propyl paraben in HPLC gradient calibration

7482

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WHAT IS THE USE OF STARTER ?????????

2425

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What is the difference between purge septum flow and column flow in gas chromatography?

2584

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How to set specification of assay, fisdolution and related substances?

882

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