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p-Phenylpropiophenone
7-苯甲基-5-溴-4-氯-7H-吡咯并[2,3-d]pyrimid
镁空心阴极灯
安全桶
SINTERED DISCS, 5 MM DIAM. P 3
COUNTING CHAMBERS, "BUERKER-TUERK", DIN 12847, WITH DOUBLE NET RULING IN TRANSPARENT PLASTIC BOX
硫化锑(III), 98% (metals basis)
岛津FID-2010检测器
蔬菜汁中克百威、对硫磷质控样
样品瓶 12X32 透明 C/T 11MM 1.5ML