why we are calibrating autopolarimeter with quartz control
plates
Answer / jayapradhagreddy
because it is thermally stable
prevention of recemisation
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what is poarimeter, why it is used in pharma,and explain briefly about polarimeter?
What is control room temperature and which guide line says?
Explain about Low pressure gradient and High Pressure gradient systems in HPLC?
4 Answers Mylan, Orchid, Roshanico,
what is the difference between the Purity and Potency of drug substance
1 Answers Divis Laboratories, Graviti Pharmaceuticals,
Why only lead standard solution is uesd to perform heavy metal test.
My question about gas chromatography sulfur chemiluminsecence detector. I test unknown sample gas by GC-SCD (calibrated ) and the result of *H2S is 279 PPM , *but when I test the same sample with the GC-TCD (calibrated ) the value of *H2S is 2500 PPM . I'd like to inform you that both GCs are calibrated and have very good operation conditions with stable parameters . the question is if the sample gas with higher H2S over detection limits of SCD detector (1000 ppm). why the result it 279 ppm Best regards
how to prepare low ppm solution from high ppm solution ?
What is colimn selection Criteria in HPLC analysis?
how to pepare 6.8 pH phosphate buffer
Why we perform the ir analysis?
How much sample concentration should i inject against diluted standard in related substances for drug product in hplc analysis
why 6 tablets use for dissolution
1 Answers Cadila, IPCA, SUN, Teva Pharmaceuticals,