how much mass should be there in volumetric flask while in preparation of sample for assay? 

0 Answers   Reddy Labs,

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Whatn is HPLC

1 Answers   HPLC, Jubilant, Orchid,

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can some other acids like nitric acid or HCl can be used in the calibration of UV.Vis. spectrophotometer????

2 Answers   Cipla,

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How doing qbd practically?

0 Answers  

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

0 Answers  

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Explain what is a base line?

1 Answers  

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in monograph 7 imp are there but in vendor showing 5 imp do not req to include 2 imp for that what will be justification?

0 Answers  

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

0 Answers  

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In dissolution test s1 stage we are getting one bowl 40 % out of 6 bowls what is the root cause you find and how proceed next step? ( Q is 80%)

3 Answers   Reddy Labs,

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If mass balance is not passing in forced degradation in method validation that method is suitable or not?

1 Answers   Aurobindo, Dr Reddys, Reddy Labs, Wockhardt,

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What is definition of RRT and what is the difference between RT and RRT in HPLC

2 Answers  

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why does used dry caffien in HPLC calibration?

0 Answers   Dishman,

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