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FLASK, PEAR SHAPED, 25 ML, ST 19/26
气相色谱柱,TG-1301MS 30m x 0.53mm x 1.50μm
4,4'-二甲苯亚砜
STIRRER MAGNETS Double Ended
分流平板进样口密封垫,包括垫圈
SILICONE RUBBER SEALING FOR GL 14 THREADS WITH PTFE WASHER, 12X6 MM
SEPARATORY FUNNEL, 50 ML, CYL. UNGRADUATED BOROS. ST- PTFE-STOPCOCK PLUG, BORE 2,5 MM, ST-PE STOP
苯甲酸甲酯 标准品
甲醇中3-羟基克百威
3,5-双三氟甲基苯酚