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e relevant limits in China. Owing to its advantages of simple operation, high sensitivity, and good recovery, the proposed method is suitable for the qualitative and quantitative determination of 13 sunscreen agents in cosmetics. This method provides technical support for market supervision and laboratory testing.A method for the determination of 25 organochlorine pesticides (OCPs) in the atmosphere using isotope dilution high-resolution gas chromatography/high-resolution mass spectrometry (ID-HRGC/HRMS) was developed. Sample extractio
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