when we have polar type of sample and solvnt hen which type of stationry phase we have to use

3 Answers  

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what is difference between zero air gas and o2 gas

1 Answers   IPCA, Vasudha Pharma,

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Why we are having specification 100% above in case of assay as there is only 100% of compound?

2 Answers   MSN Pharma, Nectar Lifesciences,

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we can use expired sample for validation and analyst qualification?

0 Answers  

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class of solvent regarding Residual solvent e.g. Acetone his class

1 Answers  

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What are the six USP melting point reference standards?

1 Answers  

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What is difference between the working standard and reference standard?

1 Answers  

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why we use TLC?

8 Answers  

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Why do we use 0.005M h2so4 solution for preparation of k2cr2o7 solution for UV calibration?

3 Answers   Jubilant, Medreich, Mylan,

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what is mean by extactable and leachable study?

0 Answers  

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What is the SOP for SOP

4 Answers   JBCPL,

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In Number of Theoretical Plates (N) = 16 (tr/w)2. where tr: retention time, and W: peak width. My Question is here in formula what is 16.Can u explain briefly? ---Veerabhadrarao.M

3 Answers   Micro Labs, Richter Themis, Sun Pharma,

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