Is there any difference in principal of reverse phase and normal phase chromatography? and why? Please update. Thank and regard

3 Answers   MSN Pharma,

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In Karl Fischer titration,What is the situation if the material tested is only soluble in water,and not soluble in the common solvents used such as methanol ?? [e.g. Iron III Hydroxide polymaltose]

1 Answers  

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Plz explain the formula in uv calibration =Absorbance of the sample ( x ) x 10 x 1000/Weight of potassium dichromate taken in mg

1 Answers  

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what is difference of uv and pda

13 Answers   Akums, MSN, MSN Pharma, Shilpa Medicare,

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using gradient pressure in gas chromatography are not ?using gradient pressure why

0 Answers   Reliance,

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how to correct peak when peak comes broader in shape? How to do calibration of HPLC?

2 Answers   Mankind,

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Why a1% value is used for some product ? What is the criteria for selection a1% value ?

0 Answers   Zim Laboratories,

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What is Rf value& Rx value in TLC?

1 Answers   Abbott,

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How we will diapose UV (detector) lamp?

1 Answers   Bayer,

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how to convert normal phase hplc to reverse phase and vice versa?

1 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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if you given one product then which tests you will perform?

0 Answers  

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