How we performed the force degradation for drug substance, is any specific guideline is available for each parameter(Acidic, basic, oxidation,heat)? what conditions you mentained for above parameters.

0 Answers  

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why we inject sample TWICE in ASSAY by HPLC analysis but in RS once?

4 Answers   Aurobindo, DRL, Neuland,

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why kbr is used for pellet preparation in ir spectroscopy, give the reasons? why kbr shows zero dipole moment?

6 Answers  

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what is defferance between dipolemoment and polarity

1 Answers   Neuland,

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How do we get end points and how many end points are possible for citric acid and di-acid not theorotically answer should be given practically.

0 Answers   Hetero, Reddy Labs,

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Which Zone of our country like conducting of Stability studies(Accelerated & Long term stability studies)as per ICH guidelines.

4 Answers  

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In pharmacopeal solibility parameter of a material, is et essential to test all paramete? If 70-75% parameter passes can we assess that the material is satisfactory or not?

1 Answers   Aurobindo,

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How to do spike of aflatoxin in peanut to get maximum recovery

0 Answers  

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why r u using hplc grade solvents

4 Answers  

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I have got selected for Aurobindo Pharma AR&D, HR person is asking me to sign in agreement. can I join?

19 Answers   Aurobindo,

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IN pH CALIBRATION,CALIBRATION IS DONE FOR pH METER OR ELECTRODE?HOW WILL YOU JUDGE THAT THE METER TO BE CALIBRATED WITH 4,7,9.2 BUFFERS?EXPLAIN TEMPERATURE EFFECTS ON pH.

1 Answers   Aurobindo,

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what is the general mechanism of high performance liqiud chromatography?

7 Answers   Ajanta Pharma, Amneal Pharmaceuticals,

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