From where 16 or 5.545 is derived in theoretical plates calculation formula by USP or JP/BP/DAB and what is meaning of this coefficient and impact in calculation ?

2 Answers   Nectar Lifesciences,

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How you will select column for HPLC development depends on nature of compound and how it will work explain in brief?

3 Answers  

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In chromatograpbic purity 90% is there, in assay 70% is there. How will you prove remaining 30%.

3 Answers   Dr Reddys,

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0.1 atom gram of the unknown element( X)reacts with 2.4 gram of O2 to produce the oxid product . can you tell us, what is the oxid formula ? a) XO b)X2O3 c)XO2 D) X2O4

1 Answers   Ajanta,

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What is Fourier Transform Spectrosopy?

5 Answers   Aurobindo, Hetero, Lupin,

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what is the meaning of stress study?

2 Answers   Reddy Labs,

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what is the meaning of linearity,principle of co-relation coefficient?

3 Answers  

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In pharmaceuticals formulation OOS applicable in Raw Material(which is not manufacturing in the company. and purchase by approved vendor)).Why?

1 Answers   Orchid,

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How to calculation of residual solvent methanol (3000 ppm) standard solution, and how many quantity used of test sample

0 Answers  

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Why dissolution test is not performed in all of the products

0 Answers   Biocon, SDD,

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why has inject 5 injection in assay

2 Answers   Lupin,

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why we are performing residue on ignition?

2 Answers  

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