what is mean by theoritical plates(not formula) ?

4 Answers   Micro Labs,

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Why monograph of hplc coming upperside of drift but in IR monograph coming in drift side?

1 Answers  

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Why perchloric acid used for potentiometric titration

0 Answers  

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mode of absorption in alimentary canal?

0 Answers   Sun Pharma,

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During Validation study, Recovery is passing at all levels but Linearity is failing. Justify?

1 Answers   Mylan, Torrent Pharma,

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why are measure gas flow " ml " in Gas chromatography

0 Answers  

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what is diffrence between shelf life and expiry date?

1 Answers  

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if out of two set of results of moisture analysis first 1 is passing, second one is failing, is it oos ? or vice a versa first 1 is failing and second one is passing. for information mean value to be reported and in mean value the substance is ppassing, is it oos or normaal mean value to be considered?

1 Answers   JBCPL,

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what is diffrence between Specific optical rotation, optical rotation?

3 Answers  

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In acid base titration, after complet consumption of HCl by NaOH, addition of next drop of NaOH will give pink colour with phenolpthalein indicator. Why this pink colour appear? Why not blue, black, green or anything elese?

3 Answers  

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what is the need of calulation of RRF of impurity in HPLC analysis?

9 Answers  

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Why sulfuric acid is used in sulphated ash / residue on ignition test.

9 Answers   CS Pharmaceuticals, Dr Reddys, GVK, HPLC, Micro Labs, Samrudh, Watson Pharmaceuticals, Wings Customer Care,

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