Answer / ram kumar

Firstly the basic difference is no. of Carbon atoms. C-18 has higher retention and Hydrophobicity as compared to the C-8.

what is the principle of UV Vis spectroscopy, AAS, ICP OES,ICPAES, ICP-MS and FTIR

0 Answers   Perkin Elmer,

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What is Formula of Potency calculation on Dried basis, As is basis& Anhydrous basis.

11 Answers   Laurus, Teva API,

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What is difference b/t uv detector and rid

5 Answers  

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Why do we use 500ppb sucrose and 500ppb 1,4 benzoquinone in TOC calibration?

2 Answers   Vardhman,

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Defination of ZEEMAN EFFECT in NMR ?

2 Answers  

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what is the differance between Analytical and semi micro balance?

2 Answers  

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How to use RF and rrf in Rs calculation( either multiply or divide)?

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What is Arsenic Test?

0 Answers   Flamingo Pharmaceuticals,

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If change in specification which parameter require to do for validation? if change in chromtographic condition then which parameter? if api change then which parameter? if change composition then which parameter? if old method not work out then whicj parameter? if additional one impurity added then which parameter of validation require to do on above each conditions? elaborate separately

0 Answers  

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What are the limits for uniformity dosage content for tablets and capsules

5 Answers   Micro Labs,

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what is the analytical procedure for COD and BoD

1 Answers   Dai-Ichi,

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from compund pka value how to select buffer and column?

2 Answers   Emcure, Zydus Cadila,

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