why there is a need of optical activity & specific optical activity measurement by polarimeter

6 Answers   Cadila,

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what is the difference betwen the analytical column & peparative column?

4 Answers  

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how can delete the impurity in 1-(2:6 dichloro phenyl)-2-indolenone.and desolving the impurity in which solvent but does not desolve product in solvent.

1 Answers  

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for inorganic molecules require to do RS, Assay and disso?

0 Answers  

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Which are the diffrent grades of api in pharma?

0 Answers  

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What is NPOC method in TOC?

1 Answers   Zydus Cadila,

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What is the importance of rrf in rs by HPLC?

1 Answers  

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What is Impuriteis?

4 Answers   Zydus Cadila,

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In lcms analysis some times we get sodium and potassium adducts. if the compound is havine sodium ions how can we confirm wether sodium is from sample or it is a adduct?

2 Answers   Teva Pharmaceuticals,

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why potassium dicromate use in calibration of UV VIIBLE SPECTROCOPY ?

3 Answers  

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why ph electrode is storing in KCL solution?Why the pH max is 14.0?

5 Answers   Cadila, Vimta Labs,

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how to start the method development of Dissolution and related substances.

1 Answers   Apex,

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