Answer Posted / kishor raut

Because Holmium perchlorate soluition shows multiple distinctive wavelength for UV and visible region.

[3/28, 20:52] Manoj P Venkatpurwar: how many impurities require to inject in assay specificity that how we can find out? and in Rs also how?

765

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In BP2013, Loperamid HCl monograph. Assay by titration with 0.1N sodium hydroxide using hydrocloric acid 0.01N and reading the volume added between the 2 points of inflexion. I have a question that if the diluent solvent is ethanol is certainly consumed a amount of volume of titrant, so this volume must be eliminated on the result calculation or not apart from first point which is subtracted above.

3093

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Basic principle of ESI?

2112

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

1940

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What is control room temperature and which guide line says?

1604

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can i use hplc detector to uplc and why?

2256

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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?

728

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why lactose has less charges when packed in steel containers when compared with packing of lactose in polyamide material?

2268

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How to decide assay range for non pharmacopeial API analysis by HPLC? Could you give me any reference for same e.g Guidelines or Paper publications?

3326

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which batch require to use for analytical method validation?

764

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if identification threshold crosses the limits then what next step?

827

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

2637

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USP methodology, EP methodology, IP methodology, among three if possible to use one methodology for qualify working standard to use USP, EP, IP ? Please explain...

1989

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how to develop the icp ms method? Application of icp ms?

774

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What is delay volume?

1342

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