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连接件
样品瓶 12X29 棕色 外壳 2ML
干燥器,盖子带握柄,标称规格,250 mm,直径320 mm, Boro 3.3
LABORATORY SPATULAS PA WITH SPOON, LENGTH 180 MM
20MM 螺口 瓶口 密封垫 开口
PAS-500气体采样器管套
CLAISEN HEADS, WITH 2 SOCKETS ST 14/23, FLASK-CONE ST 29/32, CONDENSER-CONE ST 29/32
p-Phenoxybenzenesulfonyl Chloride
APS-HYPERSIL-2 5UM 300X4.6MM COLUMN
FILTER FLASK, 500 ML, WITH SCREW THREAD, GL 32/10, SVS-TUBING CONNECT. GL 14, W. ACC. SCREW CAPS