Answer Posted / arvind kotadiya

it the limit of API dissolve in media.

What is similarity factor?

1200

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AT WHAT CONDITIONS WILL YOU ANALYSE A SAMPLE,WHICH ARE PRESERVED AT OTHER THAN THE AMBIENT CONDITIONS?(ie COLD STORAGE SAMPLES BELOW 20* CENTIGRADE?

2042

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

1095

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how to develop the icp ms method? Application of icp ms?

801

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what are the standard methods for HPLC?

2780

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if rsd failed then what require to do?

823

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for which product require to do content uniformity? what is limit of cu?

808

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Why are use silicon oil mr?

1194

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

865

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

2383

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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.

2212

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Tell me something about Vitamin A test method by HPLC

2667

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Why sometime potassium ortho phosphate mix with acetone use for sample preparation for hplc

1456

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can i use hplc detector to uplc and why?

2277

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if you given one product then which tests you will perform?

700

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