Answer Posted / narasaiah

both are the same if calibration is ok system suitability
parameters pass.when the entire system configeration is in
good condition then only system suitability will pass other
wise not pass

How do we quantify crystaline and amarpous forms by using (NMR, XRD)spectroscopic techniques? Which any others instruments are useful for this quantification? explain

2375

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which one is better separation in high pressure liquide chromatogram orlowpressure chromato gram in hplc

2149

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Related substance method equivalency on control sample or spiked sample?

751

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What is importance of pH in the Heavy metal test and How it effect on the test results?

2273

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how to set sample and standard concentration in RS method?

877

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how you start the solubility study?

805

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what is mean by 40 in the dissolution basket mesh size?

764

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What are usp limits for theoritical plats,resoution,tailing factor,peak to valley ratio

1889

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How to calculate coreletion coefficient

1691

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Why we select scan range from higer wavelength to lower wavelength in uv visible spectroscopy and ftir spectroscopy ? .

895

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2. Two grams of Benzoic acid are dissolved in 200 ml of water and extracted with 200 ml of diethyl ether. The distribution coefficient of benzoic acid is 100, and its dissociation constant is 6.5 10-5. Calculate the distribution ratio (D) of benzoic acid at pH 2, 5, and 6. 3. Calculate D at pH 2 to 10 (1 unit apart) in the above problem, and plot D versus pH.

2202

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we can use expired sample for validation and analyst qualification?

787

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for heavy metal test lead used in which form pure form or any other form for preparation of lead standard sol

6047

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What is the accrptance criteria in RSD for RS method precision on basis of impurity percentages?

801

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i want model written test paper for the post of analyst in IOCL(indian oil corporation ltd) any one pls help me

2710

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