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已停产!BG-F472250A(分液漏斗/四氟节门/250mL/磨口No.22/顶端玻璃塞)
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4-Methylphenylhydrazine hydrochloride, 4-甲基苯肼盐酸盐/100g/CAS:637-60-5
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BG-F234020M(减压层析柱/外径40mm/长度200mm/G3)
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