Answer Posted / upk

UV-VIS spectrophotometer calibration is many parameters
which is
1)control of wavelength
2)control of absorbance
3)wavelength accuracy
4)straylight accuracy
5)resolution
6)resolution power &
7) Io Line Flatnes test

How do we fix the sample concentaryion in hplc method development?

1132

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

4254

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how to calculate elemental impurities?

1032

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How can the GC or HPLC method is selected to determine the impurity profile in drug product?

7586

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is it nessesary to do solution stability for 7 days?

766

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What is Band broading effect explain

1872

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function of detecter in hplc ,gc and spectroscopy? function of carrier gas in gc?

2657

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how to select short coloum and long coloumn for new molecule

2436

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[3/28, 20:52] Manoj P Venkatpurwar: how many impurities require to inject in assay specificity that how we can find out? and in Rs also how?

791

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What is mean by PDR?

934

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

972

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How much is the standard area for glc analysis

2275

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what is the procedure for cleaning of lenses of hatr accesory of ftir instrument?

2284

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How doing qbd practically?

963

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mode of absorption in alimentary canal?

2385

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