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N-Chlorosuccinimide, N-氯代丁二酰亚胺/1kg/CAS:128-09-6'); document.write('¥390
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)'); document.write('¥88
BG-C144250(格式蛇形冷凝器/冷凝管/冷凝部分长250mm,磨口24/40)'); document.write('¥103.2