日期:2014-03-25 10:18
Figure 5: Positive- and negative-ion ESI total ion chromatograms of the product B extract.
The strategy described above has been used to complete numerous counterfeit investigations at Bristol-Myers Squibb. In general, LCMS has proven to be a powerful tool for the characterization of counterfeit products. The ability to rapidly assign a molecular weight and often a single formula for each counterfeit component affords the opportunity to expedite th