Answer Posted / balu

I thing to maintain the pH of solution

What is the purpose of octyl silane columns?

4290

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in which situation ion pair require to use?

824

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how a particular wavelength can be different for a particular compund while analysing by uv and by HPLC.

2309

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what is impurity profile. how to interpret this impurity profile to a drug product or drug substance.

2632

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why multimedia dissolution require to do?

835

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How to determine water content of bis tetrazole amine mono ammonium salt

3489

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in gas chromatography what is the difference between gas flow rate and average linear velocity ?

2607

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cefoperozone and sulbactam inj. hplc test method

2695

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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?

686

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what is mean by dissolution biowaiver study?

937

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What is rs test why we are performing rs test?

1867

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What is similarity factor?

1211

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what is the principle of UV Vis spectroscopy, AAS, ICP OES,ICPAES, ICP-MS and FTIR

9255

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How to calculation of residual solvent methanol (3000 ppm) standard solution, and how many quantity used of test sample

3248

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Ph meter can show more than 14 ph reading? Why ph range in between 1 to 14 only?

743

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