Which column is more polar, C8 or C18?

6 Answers   Cipla, Glenmark, Laurus, Torrent Power,

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Why 1800 ml of dissolution media used In Carbamazepine ER USP Tablets But other drug only 900 ml Media Used ?

1 Answers   Torrent Pharma,

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verification of wave number why you are use in IR calibration

2 Answers  

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USP methodology, EP methodology, IP methodology, among three if possible to use one methodology for qualify working standard to use USP, EP, IP ? Please explain...

0 Answers   Srini Pharmaceuticals,

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why do we have to used saturated ammonia in TLC

3 Answers   Cipla, IPCL, Mylan,

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how do we get usp reference standard potency?

1 Answers   Ind Swift Laboratories, MSN Pharma,

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why disodium tartarate used in karl-fischer instrument ?.

1 Answers   Dishman,

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why plane of polarized light rotated by opticaly active compunds?

1 Answers   Glenmark,

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In Related Substances Test how we can reside the limit of impurity ?

2 Answers   MSN Pharma,

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how require to select dissolution media? what is discrimination?

0 Answers  

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what is mean by ambient temperature?

0 Answers  

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differnc btw c18 and c-8 column

3 Answers   Cipla,

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