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N-Chlorosuccinimide, N-氯代丁二酰亚胺/1kg/CAS:128-09-6
'); document.write('¥390

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已停产!BG-A602924(防溅球/具回流孔/上磨口29/42/下磨口24/40/容量100mL)
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BG-C144250(格式蛇形冷凝器/冷凝管/冷凝部分长250mm,磨口24/40)
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