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1,3-Dithiane, 1,3-二噻烷/25g/CAS:505-23-7'); document.write('¥1050
Norbornene, 降冰片烯/25g/CAS:498-66-8'); document.write('¥210
1,4-Cyclohexanediol, 1,4-环己二醇/100g/CAS:556-48-9'); document.write('¥360