康宁corning 3577 PLATE,ASSAY,384WL,BLK,HB,LOW FLANGE,WO/LID,NS,10/50 10个/包 5包/箱 4844.28
whatman滤纸官网 Millipore滤纸官网
whatman滤膜中国代理商
康宁corning 3577 PLATE,ASSAY,384WL,BLK,HB,LOW FLANGE,WO/LID,NS,10/50 10个/包 5包/箱 4844.28