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SAFETY WASHING BOTTLES, PE, 250 ML, YELLOW, W. SAFETY DELIVERY JET, "DISTILLED WATER"
施耐德浓缩仪弯头
ASTM-THERMOMETER (SOLID STEM) WITH CELSIUS-SCALE RANGE, YELLOW ENAMELLED ASTM TYPE: LOSS ON HEAT
丁酸苄酯
(4-甲基氨基-2-甲烷磺酰基-嘧啶-5-基)-甲醇
SINTERED DISCS, 90 MM DIAM. P 3
(现)110ml 圆柱形聚丙烯试管
已二酸
CNW dSPE分散固相萃取纯化管(EN 15662:一般果蔬)
气相色谱柱,TG-5MS AMINE 30m x 0.25mm x 0.50μm