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Brush with cotton head, ?: 30 x 125 mm, total length 520 mm, galvanized wire handle
Parathion-ethyl-D10
VACUUM CONTROL STOPCOCK, ST 14/23
胡椒基丁醚
磁力搅拌子,PTFE,25x8 mm,八角柱形,带中心环
硅胶键合相试剂(SiliaBond WAX-2)
HPLC级正庚烷,fisher
硫化丙烯
HYPERSIL GOLD AQ 3UM 100X2.1MM COLUMN
10000ml烧杯、西玛克斯玻璃、无色透明、低形