Answer Posted / bharat

+, - 10%

What should be the level/ Percentage of Arsenic in Arsenic free zinc.

2233

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why does used dry caffien in HPLC calibration?

2032

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if your impurity coeluting with each other in that situation how require to set specification? is it acceptable?

975

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could negative ions be produced by bombardment process in mass spectrometry?

1781

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

821

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1)What's the meaning of Absorption,give a example. 2)What's the meaning of Adsorption,give a example. 2)what is the difference between Absorption and Adsorption.

2882

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How do we fix the sample concentaryion in hplc method development. What is the basis?

1205

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What is dose dumping? why require to do?

947

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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

6070

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for inorganic molecules require to do RS, Assay and disso?

731

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How can we calculate "confidence interval" in analytical method validation? Pl. explain with example.

4264

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Why only 1.2 million lux hours require in photostability study?

1031

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How do we get end points and how many end points are possible for citric acid and di-acid not theorotically answer should be given practically.

2583

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

5214

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acceptance criteria for lod & loq by standard deviation of response and slope??

2590

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