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DZ-AHB-PRL-平底15*7孔(平底反应瓶加热模块/黑色/外径63mm/高22mm/平底孔/孔深17mm/孔径15mm*7)
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BG-C255300(球型冷凝器/冷凝管/冷凝部分长300mm,磨口29/42)
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已停产!BH-10551J10(进样器/带胶塞/10mL/100支)
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