Median concentrations of perfluorinated carboxylic acids and sulfonic acids o...

Concentrations are given in ng/g wet weight. Two values are given in the cases where one pool was not quantified due to recovery <10%.浓度单位为纳克每克湿重（ng/g wet weight）。当某一混合样本因回收率低于10%而无法定量时，将提供两个数值。