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2ML 聚丙烯 平底 样品瓶 100/包装
p-(Trifluoromethoxy)phenol
REAGENT BOTTLE, NARROW NECK WITH STANDARD GROUND JOINT, WITHOUT STOPPER, AMBER GLASS,
LIDS, FLAT FLANGE, WITH CENTER NECK KF 25 AND 2 ANGLED NECKS KF 15 45° DN 100
GilAir Plus 温度大气补偿型空气采样泵(单台组)
精密电子天平
3-(三氟甲基)苯基异氰酸酯
CLSR 插头 11MM/宽口
间三氟甲基苯甲酸甲酯
MOLECULAR SIEVE 250 GR