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SPE小柱
AUTOM. BURETTES, PELLET, DIN-B, 25 ML:0,05, WITH ST-STOPCOCK, WITH LATERAL NEDDLE-VALVE, W. PTFE
蒸馏装置,含6球400mm的冷凝管,500ml圆底烧瓶,250ml锥形烧瓶
五味子素
100x1mm 1.9um Hypersil GOLD Silica
CRYSTALLIZING DISHES, WITH SPOUT, BOROS.-GLASS, CAP. 2000 ML, 190 X 90 MM
SPARE PTFE-RINGS TO FCH-V CONES ST 24/29
DISCOVERY DSC-18 SPE小柱
Titan 2 HPLC 滤器 红色 I-PAC
GLASS MICROFIBER FILTERS, 1.2 μM RETENTION RATE