Near infrared Principle

1 Answers  

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What are the different types of columns used in HPLC

3 Answers   Wockhardt,

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why require to add enzymes in capsules dissolution only? is it require to tablet also?

0 Answers  

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effect of Ph during analytical run ?

1 Answers   Lambda Therapeutic Research,

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Why we use caffeine for HPLC calibration in Detector wave ength accuracy test

60 Answers   Arvind, Aurobindo, Cipla, Reddy Labs, Shasun Chemicals,

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difference between instrumenent and equipment

6 Answers  

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what is the concept for adjustment of pH in HPLC buffer solution ? a. Common ion effect b. Counter ion effect and explain me, how we adapt this principles & what is the role of these principles in our method

1 Answers   Apex, Pentagon Labs,

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What is the difference between Normal phase method & Reverse method in HPLC ? Define application of both method.

4 Answers  

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Why are EDTA used to etimation of Ca,Mg etc, in Water analysis?

3 Answers   Reddy Labs,

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In my analysis by HPLC,In sample main peak and placebo peak are eluting with shorter resolution ( almost look like doublet). how can i get max resolution ? Is changing gradient method is usefull?

3 Answers  

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Why six unit used for precision?

0 Answers  

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Dear sir, This is R.Kadambavadani working in a pharma industry. while doing RS analysis of ibuprofen API, unknown peak eluting some times in the 0.6 Min RT. Kindly send me what is the exact reason behind that. also am using ACN the mobile phase.

1 Answers  

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