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邻苯二甲酸双8-甲基壬基酯 标准品
ASCENTIS SI 3UM 3CM X 3.0MM HPLC COLUMN
SILICONE RUBBER SEALS, FOR PIERCING FOR SCREW THREADS GL 18 16 X 2,0 MM, PTFE-COATED
Block inserts .875 x 1.75 in aluminum anodized for MULTIVAP 118, ea
叶蝉散标准品
40ml透明样品瓶套装,含24-414瓶盖
Halogen lamp (Vis)
ST-STOPPERS, WITH OCTAGONAL PLATE, SEMI-HOLLOW GLASS, ACC. TO DIN 12252, ST 34/35
STOPCOCKS, STRAIGHT, WITH PTFE PLUG ST 14,5, BORE 4,0 MM
4-差向土霉素 标准品