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2,2',4'-三氯苯乙酮
干燥器,盖子带接口,24/29,标称规格,200 mm,直径270 mm, Boro 3.3
Titan 2 HPLC 滤器棕色
4-溴-2-甲基苯腈
(定制产品)7种元素ICP-MS混标,Zn/Cr/Pb/Cu/Ni/Cd/Hg*,溶于1MHNO3
接口夹,用于氧瓶250-300ml
4-甲苯磺酸甲酯
Water bath 500w, 8.5 x 4.5in deep, AQUAVAP 140 acid resistant
烧杯,低型,PP材质,400: 50 ml,蚀刻刻度
Glass and metall syringe, capacity 5ml:0,2ml, Luer tip, autoclavable at 134°C and interchangeable, glass cylinder with steel piston and conformity approved