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丙二酸单乙酯
DM-2330 30m x 0.32mm x 0.2μm
易认安全洗瓶,LDPE,白色LDPE或PPCO瓶体;PP或HDPE盖;PPCO填充管,500ml容量,蒸馏水,天然瓶盖
Methoxychlor,10ng/ul 标准品
蒸馏瓶
直身广口罐,透明聚碳酸酯,带白色PP盖,500ml
PTFE Stirrer Shaft, Retreat Curve,Shaft 8, L 400mm, Rotor ? 75, Blade Ht 15
10ul 自动进样针,23-26s,细径锥,固定式
DROPPING BOTTLES, AMBER GLASS, ALPHA, WITH MONTUR, SCREW THREAD GL 18, CAPACITY 15 ML
PRISM RP 5UM 20X4MM JAVELIN GUARDS 4/PK