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100ml 平底烧瓶、29/32磨口
氯代环己烷
BETABASIC 18 3UM 30X4MM COLUMN
sleeving, plastic mesh
EPA 8260 IS/SS Mix, 2500 mg/L, (RM, ISO GUIDE 34)标准品
Lab. coat white for men, size 54, acc. to EN 13034, chemical resistant, made of 100% polyester fibers, washable up to 95°C, with pressure buttons and pockets
ST-SOCKETS, DOUBLE, FORM C, ST 19/26, PRECISO ?:22, L:140, W.TH.:1,8 MM, acc. to DIN 12249
7-乙氧基香豆素
PRECISION DENSITY HYDROMETER DIN 12791 TY. 20|C, L. 430 MM TYPE L 20, BEREICH 1,260 - 1,280 G/CM3
四硫磺酸盐煌绿增菌液(TTB)(颗粒剂型)