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异佛尔酮二异氰酸酯，欢迎前来洽谈
$25.40/kg
2016-01-19 06:52
异佛尔酮二异氰酸酯（IPDI)
$11111.11/吨
2016-01-15 21:42
异佛尔酮二异氰酸酯
$9523.81/吨
2016-01-15 21:36
