What is Isotope tracer technique?
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Why acetonitrile and water are used as extraction solvent when analysis melamine? I thought they are miscible and won't be able to separate...
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[3/30, 13:29] Manoj P Venkatpurwar: How hplc column selection according to structure? How mobile phase buffer selection on molecule structure?
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Colorimtry
For standardization of volumetric solutions, acceptance limit for concentration is considered as 10% of nominal concentration and %RSD as NMT 0.2% (for appropriate no. of replicates). But , if %RSD has not met, what should be further action?
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in OSD forms require to use gas chromatography?
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While performing TOC sst analysis Zero shift disabled & sample analysis zero shift enabled why?
What are modes of quantification in related substances
How to set specification of assay, fisdolution and related substances?