公开(公告)号：WO2019125912A1

公开(公告)日：2019-06-27

申请号：PCT/US2018/065500

申请日：2018-12-13

Applicant: COLGATE-PALMOLIVE COMPANY ,  NORTHWESTERN UNIVERSITY

Inventor： FITZGERALD, Michael ,  PAPPAS, Iraklis ,  GAILLARD, Jean-Francois ,  ALSINA CORVALAN, Marco

IPC: G01N23/087

CPC classification number: G01N23/083 ,  G01N21/8914 ,  G01N21/94 ,  G01N23/087 ,  G01N2021/8918

Abstract: The disclosure contains a method of quantifying and/or evaluating metal ions in a dentifrice, wherein the method comprises subjecting the dentifrice to X-ray absorption spectroscopy (XAS), and wherein the XAS is used to measure and/or evaluate the metal ions in the dentifrice. Also disclosed are methods of selecting and screening for dentifrices based upon the evaluation and quantification of their metal ion content.