Answer Posted / srikanth

its a laser diffraction technique to all types of particle
size analysis and characterization from sub-nanometer to
millimeter in size.

it is also called as dispersion technology for
characterization of size, shape, distribution and
concentration of particulate and disperse products.

How can the GC or HPLC method is selected to determine the impurity profile in drug product?

7590

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if your product is soluble in 0.1n hcl and water then which you choose as media from these 2 media?

675

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[3/28, 20:52] Manoj P Venkatpurwar: how many impurities require to inject in assay specificity that how we can find out? and in Rs also how?

791

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why glutent are detected in the rice cereal baby food product even manufacturer claimed that they are using rice and milk only?we have using ELISA to do the test,and rice supposed not containing any glutent,rite?We already repeat the test so many times and it still detected.just wondering where the glutent came from?

2766

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CAN WE DETERMINE THE PEAK PURITY IN GAS CHROMATOGRAPHY ANALYSIS?

1204

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what is difference between UV - VISIBLE MODEL NO like 1600,1601,1700 etc ? plz explain me

2667

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how to calculate elemental impurities?

1032

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What is related substance by HPLC impurity limits as per USP?

1098

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how to get accurate result for Residue on evaporation in purified water

1644

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what is the different in Total ash, sulphated ash, acid insoluble ash, alcoholic or non alcoholic ash?

9990

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why require to add enzymes in capsules dissolution only? is it require to tablet also?

679

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cefoperozone and sulbactam inj. hplc test method

2686

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How to compare XRD graphs against standard and carry polymorpism study of API's by powder XRD method?

3860

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why xterra column require to use at higher ph?

910

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is it necessary to do HPLC calibration at wavelength 315nm if we are doing analysis at this wavelangth

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