Answer / satheesh kumar

semicarbazide is derivative of urea,two compunds separate
through Non-Aqueous reverse phase chromatography.
select columns also like a polar column namely silica column
(YMC PAck Silica,Hypersil silica)

Answer / jayesh_2012

i don't know.

what is end capping in hplc coulmn

2 Answers   Lupin, Zydus Cadila,

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In Dissolution Test why limit is define Q+5% what is the role of +5%.

0 Answers  

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in determination of(acetone) moister content we are using methanol replaced by pyredine.what hapend in that reaction.

2 Answers   Glenmark, Neuland,

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When ever we perform system suitability,inject the corresponding standard 6 times why? is thair any reson

4 Answers  

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How can we separate Urea & semicarbazide in single HPLC method ?

2 Answers  

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How to make up 100ml of a solution cintaining compound A at 95µg/ml and compound B at30µg/ml for an HPLC reference standard.

3 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 the reason of RT change in new column v/s old column in HPLC

3 Answers   Apex,

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what is basc principle of the HPLC,IR,UV AND GC? what is difference between diffusion spectra and transmision spectra in IR?

1 Answers   Cadila, Dr Reddys, GICC, Mylan, Sygene, Torrent Pharma, Zydus Cadila,

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Explain about empower software of analysing?

1 Answers   DRL,

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What are the class-1 residual solvents listed in ICH guidelines?

2 Answers  

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How to set specification of assay, fisdolution and related substances?

0 Answers  

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