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氰乙酸
MICRO FILTER FUNNEL,PREGL TYPE,DURAN
试剂瓶,工业级PFA材质,窄口,250ml,ETFE材质旋盖,螺口规格GL25
水中甲醛溶液标准物质
1000 mL 圆底烧瓶,口径ST 29/32
FILTER DISCS, POR.2, D. 80 MM, DURAN
GLASS COL. FOR PE (2-1823) P/W 5% OV 17 ON SUPELCOPORT 80/100 MESH(ON COLUMN I
GRADUATED PIPETTES, 10 ML:0,1, DIN-B, MEASURING, PARTIAL DELIVERY, DIN 12695, COLOR-CODE-2xORANGE
GC Capillary Column Connectors连接件
5-氨基-4-甲酰胺咪唑 盐酸盐