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3,4-二甲氧基苯甲酸
庚烯磷标准品
2,8-二溴二苯并噻吩
CENTRIFUGE TUBES, WITH SCREW CAP, MADE OF PP, AUTCLAVABLE, 15 ML, HEAT RESIST UP TO 122 °C, CONICA
Tubing FEP 3/8x36in long for central solvent flask drain
反-10-羟基-2-癸烯酸
HYDROMETER,RANGE 12|A.P.I. IN 0,1| 60|F W.THERMOM., L.380 MM, A.P.I.-NO. 52HL 62 SCALE -9 + 21,
PEEK COLLA红色瓶盖
玻璃棒,100跟/包,1.5~2.0cm
螺纹 20MM 高温 聚四氟乙烯/硅树脂