about analytical chemistry

0 Answers   Apotex,

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What is control room temperature and which guide line says?

0 Answers  

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How can the GC or HPLC method is selected to determine the impurity profile in drug product?

1 Answers   Ajanta,

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In BP2013, Loperamid HCl monograph. Assay by titration with 0.1N sodium hydroxide using hydrocloric acid 0.01N and reading the volume added between the 2 points of inflexion. I have a question that if the diluent solvent is ethanol is certainly consumed a amount of volume of titrant, so this volume must be eliminated on the result calculation or not apart from first point which is subtracted above.

0 Answers  

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AT WHAT CONDITIONS WILL YOU ANALYSE A SAMPLE,WHICH ARE PRESERVED AT OTHER THAN THE AMBIENT CONDITIONS?(ie COLD STORAGE SAMPLES BELOW 20* CENTIGRADE?

0 Answers  

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why chiral separation?

1 Answers  

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what is internal standard define

2 Answers   Apex, Coromandel International Limited, Hikma Pharmaceuticals, IPCA,

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what does optical rotation and specific rotataion means,difference between them

8 Answers   CPL, Neuland,

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how to Calibrate FID IN GC

1 Answers  

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What is the limit for single maximum impurity limit as per USP??

1 Answers  

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why should we do limit of stray light in UV calibration and why should use potassium chloride

2 Answers  

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how to calibrate AAS ? give me the procedure?

3 Answers  

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