异辛烷中PCB138溶液,10μg/g,基体... 上海怡淼化学科技有限公司

p1Src=//y1.yzimgs.com/uploads/531217/201963-151644391.jpg?watermark/2/text/d3d3LnBlcmZlbWlrZXIuY29t/font/5a6L5L2T/fontsize/750/fill/I0E3QTlBOA==/gravity/South"