Answer / gopi

separation of mixture of compounds in a homogenous solution with an equilibration between two phases in which one is stationary phase and the other is mobile phase.
The principle is adsorption or partition based on the stationary phase used.

Answer / raise

Adsorption

Answer / hyma

chromatography

1)why use benzophenon,uracil in hplc calibration. 2)why use sucrose in polarimeter calibration. 3)what is S/N ratio, noise and drift in hplc 4)how we can find lod and loq in method validation

1 Answers  

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In lcms analysis some times we get sodium and potassium adducts. if the compound is havine sodium ions how can we confirm wether sodium is from sample or it is a adduct?

2 Answers   Teva Pharmaceuticals,

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What is viod volume and peak purity in HPLC?

0 Answers  

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are there in uv lamb that is chractrestic for wavelenghth 205 nm ?????

1 Answers   Beni Suef University, Graviti Pharmaceuticals, Sri Krishna Pharmaceuticals,

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If mass balance is not passing in forced degradation in method validation that method is suitable or not?

1 Answers   Aurobindo, Dr Reddys, Reddy Labs, Wockhardt,

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When you get Moisture content by KF higher than by LOD, what does this indicate?

7 Answers  

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What is linearity in hplc and how to calibration

1 Answers   Aurobindo,

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difference between instrumenent and equipment

6 Answers  

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How to calculate mass balance in RS after degradation

1 Answers   Reddy Labs,

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Data was integrated with RRT CONCEPT OR Overlay with SSTchrmatogram concept which is better?

1 Answers  

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what is poarimeter, why it is used in pharma,and explain briefly about polarimeter?

3 Answers   GVK,

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How is the Flame test performed?

4 Answers   Lupin,

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