Answer Posted / adinarayana

MC Is given only for identification of water cantent
and LOD IS Given identification of non volatile spl

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 ?

3726

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in which situation require to change rs specification?

798

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identification is for unknown? qualification for known? reporting for LOQ?

780

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What is the use of tlc and hplc? And when and where use?

1213

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How to choose the which salt is suitable for mobilephase

3304

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in api coa contains only process impurities and in product coa contains degradation impurities?

736

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If we have 5 strength which is not dose proportinate and excipients also diffrent in each strength then how we can proceed for Force degradation? and excipient are same but not dose propotinate the how FD?

861

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WHY pKa value is more important than pH value of the mobile phase in HPLC?

1813

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What is aggregate and fragments in SEC?

2159

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[3/30, 13:29] Manoj P Venkatpurwar: How hplc column selection according to structure? How mobile phase buffer selection on molecule structure?

849

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

2901

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inhouse product is in capsule form in combination and RLD is in tablet form then can we proceed for multimedia CDP? in inhouse capsule product disso is paddle with sinker in release media is there then RLD product in tablet form then with same as paddle with sinker we can proceed n.a.?

774

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How require to perform linearity as per ANVISA? What are the acceptance criteria?

1401

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

1016

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Why Ethanol is Used for Standardization of GC Head space?

4273

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