Determination of Organic Acids in Cosmetics by Ion-exchange Chromatography Suppressed Conductivity Detection / 环境与健康杂志

0.999).The relative standard derivations (RSDs) were 0.2%-5.0%, the rates of recovery were 91.1%-108.5%. The detection limits for analysis ranged from 1.3 mg/kg to10 mg/kg. Conclusion The method presented in the paper is sensitive, accurate and suitable for the determination of organic acids cosmetic samples.