Answer / jayapradhagreddy

because it is thermally stable
prevention of recemisation

How doing qbd practically?

0 Answers  

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for heavy metal test lead used in which form pure form or any other form for preparation of lead standard sol

1 Answers   Watson Pharmaceuticals,

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Why used 0.02% v/v solution of toluene in hexane for calibration of UV.

3 Answers  

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why we use only sucrose in the calibration of polarimeter?

7 Answers   Kilitch,

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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.

0 Answers  

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if your impurity coeluting with each other in that situation how require to set specification? is it acceptable?

0 Answers  

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why do we have to used saturated ammonia in TLC

3 Answers   Cipla, IPCL, Mylan,

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what is titrent,& titrate

2 Answers   Graviti Pharmaceuticals,

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please explian me about area normalisation method,diluted standard method,impurity vs impurity and which one has to be selected in method development

0 Answers   Pfizer,

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In Agilent HPLC calibration using Empower 3 Software, What is the criteria for GPV Baseline starting point? i.e., Either it can start from -0.00/+0.00 or any range is there like -0.05 to +0.05 or ......etc?

1 Answers   Apotex,

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What is difference between the working standard and reference standard?

1 Answers  

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How to compare XRD graphs against standard and carry polymorpism study of API's by powder XRD method?

0 Answers   NCL,

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