… treatment on the isotopic abundance in BHT and 4-MP using gas chromatography-mass …, the isotopic abundance ratio of (PM+2)/PM in the treated BHT and 4-MP increased up … in treated BHT and 4-MP (where PM- primary molecule, PM+1- isotopic molecule either …
Chromatography Separation Techniques, S6(3), September 2015. [doi]