HCHs and DDTs were still the main contaminants of OCPs in the yogurt of interest. Also, PCB202, PCB103 and PCB208 were the main contaminants of PCBs.

• 酸奶中 OCPs 的主要来源仍是六六六(HCHs)和滴滴涕(DDTs),而 PCB202、PCB103 和 PCB128 是酸奶中 PCBs 的主要来源。