column washing procedure for normal phase and reverse phase?

1 Answers  

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If we have a kc is1*10^8 and the .kp 2*10^5 of reaction A------->B C------->D what is the volume of C?

0 Answers  

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What is the difference between purge septum flow and column flow in gas chromatography?

0 Answers  

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Through assay by hplc(anhydrous basis) product got 100.8% .How much the potency of that product.Moisture content is 1.7%,Sulfated ash is 0.02%,Total impurities are 0.3%

2 Answers  

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[3/28, 20:52] Manoj P Venkatpurwar: how many impurities require to inject in assay specificity that how we can find out? and in Rs also how?

0 Answers  

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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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what is role of pH in mobile phase

3 Answers   Cipla, Dhanuka Laboratories,

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what is mean by profiling of dissolution

1 Answers  

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why plane of polarized light rotated by opticaly active compunds?

1 Answers   Glenmark,

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How to calculate mass balance in RS after degradation

1 Answers   Reddy Labs,

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How to decide the standard concentration for related substances hplc method

1 Answers  

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difference between IR & NMR spectroscopy ?

9 Answers  

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