Answer Posted / sameer jagtap

chromatographic purity is calculated by area normalisation
method it gives the percentage of the main product and
related substances by HPLC gives you the Impurity profile
(known + unknown impurity)present in the product.

Why Ethanol is Used for Standardization of GC Head space?

4235

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In which situation we require to analytical method validation of excipient?

804

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

822

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How to set analytical specification for combination products?

826

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Why sodium hydroxide used for maintain pH of phosphate buffer

2428

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if identification threshold crosses the limits then what next step?

878

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How to establish relative response factor for hplc. Why it is required?

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What is the difference between spectro meter and spectro photo meter?

11527

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Which type of column should i use to check the purity of high molecular weight protein using HPLC reverse phase column chromatography? Hi everyone. I wanna to check the purity of high molecular weight protein (collagen) with MW of ~130 kDa using a HPLC. I know C18

1926

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For titration in anhydrous media with perchloric acide, if lack of titrator, Which indicator is been used for replacement. How calculate pH of test solution to choose suitable indicator?

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Loss of linearity in tkn analysis, possible reasons?

1329

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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?

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What is control room temperature and which guide line says?

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How you develop a method in HPLC?

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Why we use potassium dichromate in uv calibration Exact reason behind it??

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