Zero Sample Preparation [Bioanalytics]

posted by Ohlbe – France, 2018-04-16 10:38 (1584 d 07:56 ago) – Posting: # 18685
Views: 2,915

Dear Obinoscopy,

» My question is this: What is the actual concentration of the internal standard that should be used to prepare the zero sample?

Simple: the same concentration as in all other samples. Just spike a blank with the same volume of your IS working solution as all CC, QC and subject samples.


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