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Covalent organic frameworks-derived magnetic solid phase extraction approach for enrichment and trace detection of 6PPD and 6PPD-quinone in aqueous matrices
15小时前
求助中
Emerging N-(1,3-dimethylbutyl)-N′-phenyl-p-phenylenediamine (6PPD) and 6PPD quinone in paired human plasma and urine from Tianjin, China: Preliminary assessment with demographic factors
1个月前
已完结