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异佛尔酮二异氰酸酯,欢迎前来洽谈
¥160.00/kg
2016-01-19 06:52
异佛尔酮二异氰酸酯(IPDI)
¥70000.00/吨
2016-01-15 21:42
异佛尔酮二异氰酸酯
¥60000.00/吨
2016-01-15 21:36