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Potassium tert-butanolate, 叔丁醇钾/100g/CAS:865-47-4'); document.write('¥310
BG-C629200(球型冷凝器/冷凝管/小咀可拆/冷凝部分长200mm,磨口19/22)'); document.write('¥94.4
BH-10264(塑料试剂瓶/20mL/100个)'); document.write('¥107.96