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邻苯二甲酸双十三酯
燃烧瓶
MULTIVAP 30位干浴锅
CENTRIFUGE TUBES, UNGRADUATED, WITH CONICAL BOTTOM, AR-GLASS 17 x 98 MM, WITH RIM
气进样针
氧氯化锆,八水 AR(沪试)
套装 SC-HDSPC 样品瓶 /旋盖/钳口盖-未组装 500/件
COLD TRAPS (DEWAR CONDENSER) FOR INNER COOLING I.D: 80 MM; A.D: 120 MM; HEIGHT 200 MM; WITHOUT CO
2-溴噻唑-4-羧酸乙酯
DURAN? Mixing cylinder, hexagonal base, class A, batch certificate, blue graduation, main points ring graduation, NS 45/40, plastic stopper, 1000 ml