How to compare XRD graphs against standard and carry
polymorpism study of API's by powder XRD method?
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If i performing one analysis on C8column then the same analysis done on C18 column then what will happen about Rt;Resulution;Peak shape Explain ?
how much mass should be there in volumetric flask while in preparation of sample for assay?
Which column is more polar, C8 or C18?
6 Answers Cipla, Glenmark, Laurus, Torrent Power,
In gas chromatographic analysis sometimes we use headspace, why it is required instead of manually injection?
In the HPLC Calibration done wavelength accuracy done between 200nm-280nm .but not done remaining 300-400nm not done ?
Why irmoisture balance is used for corrugated box moisture testing
Can we interpret accuracy from linearity in method validation?
identification is for unknown? qualification for known? reporting for LOQ?
What is Rf value& Rx value in TLC?
how ir specrometer is calibrated ?
why we are used 4,7,9,2 buffers for the ph calibration
4 Answers Aurobindo, Enaltec Labs,
What is Formula of Potency calculation on Dried basis, As is basis& Anhydrous basis.