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1,3-Cyclopentanedione, 1,3-环戊二酮/50g/CAS:3859-41-4'); document.write('¥2000
1,3-Cyclopentanedione, 1,3-环戊二酮/25g/CAS:3859-41-4'); document.write('¥1200
1,8-Diazabicyclo[5.4.0]undec-7-ene, 1,8-二氮杂双环[5.4.0]十一碳-7-烯(DBU)/100g/CAS:6674-22-2'); document.write('¥207.9