Why we have to take 42gm of sodium hydroxide instead of 40gm for preparation of 1M Sodium hydroxide as per Pharmacopia? Whether it means the formula for calculating molarity was wrong? 

5 Answers   Claris Otsuka, Ranbaxy,

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what is impurity profile. how to interpret this impurity profile to a drug product or drug substance.

0 Answers  

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Which buffer is used for LC/MS mobile phase & at What Conc.

3 Answers  

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WHY pKa value is more important than pH value of the mobile phase in HPLC?

0 Answers  

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what is dissolution What is unit of KF? what is the significant of pH in HPlc? WHY POTASSIUM HYDROGEN PTHALATE IS USED FOR PERCHLORIC ACID? What is difference btw UV detector & RID detector?

1 Answers  

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what is assay in hplc

3 Answers  

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what is difference between zero air gas and o2 gas

1 Answers   IPCA, Vasudha Pharma,

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inhouse product is in capsule form in combination and RLD is in tablet form then can we proceed for multimedia CDP? in inhouse capsule product disso is paddle with sinker in release media is there then RLD product in tablet form then with same as paddle with sinker we can proceed n.a.?

0 Answers  

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How do we fix the sample concentaryion in hplc method development?

0 Answers  

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If we are getting split peak in Chromatogram,what we can do?

7 Answers  

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what is the maximum flow rate in prep hplc

1 Answers   Meril Life Science,

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what is the difference between capillary and glass column in GC

1 Answers  

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