what are the normalisation, internal standard and external standerd methods in HPLC.

2 Answers   GVK,

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

0 Answers  

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what are the different methods of analysing related substances test,what are LOD AND LOQ .HOW TO REPORT IMPURITIES WHEN LOD AND LOQ LIMITS R SPECIFIED

3 Answers   Dr Reddys,

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How to calculation of residual solvent methanol (3000 ppm) standard solution, and how many quantity used of test sample

0 Answers  

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Why KBr pellet is used in IR?

11 Answers   Glochem,

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What is AV value in test uniformity content ,describe calculation

1 Answers   Lupin,

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In specificity what parametrs are consider why that parametrs

2 Answers  

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what is the identification test of volatile substance? what is volatile compound?

1 Answers  

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What are the differences between GC and HPLC?

1 Answers  

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which batch require to use for analytical method validation?

0 Answers  

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Why Holium cholorate used in UV Spectro photometer?

7 Answers   Reddy Labs,

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what does pH stand for?

4 Answers   Orchid,

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