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Potassium ethylate, 乙醇钾/250g/CAS:917-58-8
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已停产!BG-A602919(防溅球/具回流孔/上磨口29/42/下磨口19/22/容量100mL)
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BH-10751(烧瓶夹/万用夹/三爪夹/大号)
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NMRT3-25(核磁管/直径3毫米/25支套装)
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BG-P14043-50(载玻片/50片)
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