what is mean by nitrosamine impurities?

0 Answers  

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how to selecet an exact coloumn for an new molecule development by hplc how to select exact salt as buffer for new molecule development by hplc what is the the process to select the mode of saparation of compoundes by hplc what is the use of ph of buffer what is use of buffer,ph,organic phase,ans methods how the molecules get saparated in coloumn,

0 Answers  

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ash or residue in that what will be there.

3 Answers  

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how a particular wavelength can be different for a particular compund while analysing by uv and by HPLC.

0 Answers  

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Why potassium hydrogen pthalate is used for perchloric acid And naoh. Why it is used for both acid and base

6 Answers   Vijayasri Chemicals,

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In C8,C18....etc have 4&5 etc... microns Columns is there like that how to separate Chiral columns as per Micron size?

1 Answers  

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In partical size by malven,which parameter is generlly change for development of dry and wet method.

1 Answers  

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for which type of applications gas chromatography is used?

5 Answers   Cipla, Flamingo Pharmaceuticals,

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what is diffrence between Specific optical rotation, optical rotation?

3 Answers  

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Why we are injecting low load standard conc. while analysing Related Substances by HPLC?

3 Answers  

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what is the limit of Correlation for IR test compare to the standard and test

3 Answers   Nakoda Chemicals,

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what is difference between moisture contents and water contents ?

12 Answers   Cipla, Hetero, USM,

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