Answer Posted / sunil tiwari

Purity can be perform on the both the instrument HPLC as well as on GC, difference is that the:
1) If material is volatile in nature or can be converted easily in to the gaseous form, purity can be perform on GC, also material should be free from other substantial matters
2)If material is non-volatile, less volatile in nature or in liquid form, purity can be perform on HPLC,

what is mean by nitrosamine impurities?

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Which products will produce when acetic anhydride reacts with Ter-butanol, Sec-butanol, Iso butanol, Dimethylamine etc.

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what is the principle involved in turbidometry and nephelometry ?

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which batch require to use for analytical method validation?

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why xterra column require to use at higher ph?

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Which type of column should i use to check the purity of high molecular weight protein using HPLC reverse phase column chromatography? Hi everyone. I wanna to check the purity of high molecular weight protein (collagen) with MW of ~130 kDa using a HPLC. I know C18

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Home heating oil or furnace oil what is made from? Can (base oil plus diesel/kerosen) = home heating oil?

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How to fix the sample conc. in Related substances test by HPLC?

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What is the difference between Discriminating media and DPDM(Dissolution Profile with Different Media)

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why salisylic acid not using now days for disdolution calibration?

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about method developement in hplc

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

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how we can identify the impurity is coming below loq at transfering site?

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What is the main difference between ODS1 and ODS2 Hplc column.

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We use Potassium Dichromate solution for the calibration of UV-Visible Spectrophotometer in UV region. My question is to calibrate visible region which solution could be used in photometric accuracy

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