Answer / alexander

this is a trick question napthlene is not used in HPLC calibration ,in most Copamies Caffine is used as a standard because it is cheaper,easily available,giving minima and maximas at a range of wavelenght and also vendors fisrt chice otherwise uracil may also be used

Answer / shiva

I Think naphalene is not used in the hplc calibration.

caffeine is used in hplc calibration bcoz it is a

 primarystandard.

what is the exact diff betwen the uniformity of weight & uniformity of content?

3 Answers   Lupin,

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what is manual integration in HPLC

3 Answers   Hetero, Jubilant, Lupin,

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if calibration of 12 bowl dissolution apparatus does not meet a single stage procedure how you can proceed calibration

0 Answers  

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What is GMP, cGMP and GLP?

1 Answers  

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Difference between mix-up and cross-contamination

2 Answers   Aurobindo, Flamingo Pharmaceuticals,

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In resolution test of uv calibration ratio of 269nm & 266nm, respectively, using hexane as the reference . the acceptance criteria for the ratio is NLT 1.5 but always found that 1.3 ,why what i can do for the resolving the problem is it necessary to integrate exat at 269nm and 266nm ehat is limit of tollerence

1 Answers  

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Can you explain the pharmacological mechanism of Alprazolam and how it interacts with the central nervous system?

0 Answers  

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why we use sodium salicylate for UV chamber calibration?

1 Answers   Hetero, SGS,

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is there any entrance exam conducted for the post of drug inspector and what is the usual time

0 Answers   Lupin,

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what is limit of cleaning validation

0 Answers  

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HI, I srinivas , was shortlisted for interview of Ph.D. PROGRAMMES FOR ACADEMIC SESSION 2012, I have interview on 17-nov-2011. Sir can you tell me about interview, how to prepare for it. How it will be? It's my first interview sir, i don't know how to face it. Kindly help me sir, Thanking yoU,

0 Answers   CSIR, TechZar,

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How LOD & LOQ calculating?

3 Answers   Dr Reddys,

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