Answer Posted / sunil

aliphatic chain

what are the standard methods for HPLC?

2780

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what is lod and loq ?,why use k2cr2o7 , kcl h2so4 in uv calibration ?,why use benzophenone & caffene acetone in hplc calibration ?,what is leading peak in hplc ?why we do the calibration of limit of stry light in hplc & uv ?

3660

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how you start the solubility study?

814

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If suppose 10 methods of dissolution given in pharmacopoeial for single content product then which method out of 10? or all 10 require to follow?

983

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if content uniformity passing but dissolution varrying then what is next step?

866

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How to set specification of assay, fisdolution and related substances?

866

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What are usp limits for theoritical plats,resoution,tailing factor,peak to valley ratio

1895

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How to set analytical specification for combination products?

815

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What is importance of pH in the Heavy metal test and How it effect on the test results?

2277

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What is a difference between potency and purity?

1208

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How to know the estimated LOQ concentration in ppm

1204

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if you get peak in blank then what require to do?

965

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4. Describe the operation of the Craig apparatus. Chapter.3 Equilibrium Processes in Separations

2713

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how much mass should be there in volumetric flask while in preparation of sample for assay? 

2565

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What is the requirement for brazil in the analytical method vslidation comparr to ich?

760

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