Describe your field experience sample type collected,sample techniques,field measurements taken and equipment used?

0 Answers   Apex, BNM, Ranbaxy,

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In Analytical method development related substance method when did follow w/w method when did follow area normalisation method

2 Answers   Dr Reddys, Sun Pharma,

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principle of UV , PDA , RI detector in HPLC

0 Answers   Dr Reddys,

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In UV calibration we use Holmium perchlorate solution made in 1.4M perchloric acid The question is that 1.4 M perchloric acid we make is it in water or glacial acetic acid?

4 Answers  

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why ur using toulene in hexane in u.v calibration?

3 Answers   Biological.e.limited, Cipla,

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Explain about Low pressure gradient and High Pressure gradient systems in HPLC?

4 Answers   Mylan, Orchid, Roshanico,

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cefoperozone and sulbactam inj. hplc test method

0 Answers   Graviti Pharmaceuticals,

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why in hplc peaks are in positive side(it means upside) not in negative side?

3 Answers  

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mixed 1.0 ml of methanol and 1.0 ml of toluene and injected in gas chromatography.will you prove that both solvents are in the ratio 1:1(not by area normalization)

1 Answers  

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Difference between hlaf and rlaf

0 Answers   Sharon,

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Why use the Omeprazole as a reference standard to estimate the assay of esomeprazole by HPLC method

1 Answers   Student,

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if peak get problamatic then what require to do?

0 Answers  

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