In the test for control of absorbance in UV calibration why do we use only potassium dichromate and what is purpose of taking a specified amount of 57.0-63.0mg?

1 Answers   Reddy Labs,

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solvents used in NMR

2 Answers   Laurus,

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why do we adjusted ph in the mobilphase

9 Answers   Cipla, Dr Reddys, Reddy Labs,

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in stress study if your api not soluble in hcl naoh h2o2 then what require to do?

0 Answers  

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what buffer you can select for acidic nature analyte and how ?

2 Answers   Dr Reddys,

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please explain about aluminium hydroxide assay

0 Answers  

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Which Pharmacopiea follow calibration of HPLC,GC

3 Answers   Bayer, Reddy Labs,

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What are usp limits for theoritical plats,resoution,tailing factor,peak to valley ratio

0 Answers   Dr Reddys,

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why we use 0.1% acetone in gradient calibration of HPLC?

3 Answers   Cipla, Dr Reddys, FDC,

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Near infrared Principle

1 Answers  

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What is Impuriteis?

4 Answers   Zydus Cadila,

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why urasil use in hplc column perfomance?

1 Answers   Bayer,

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