18617338960
替代赢创7210聚酯多元醇5209-35
三防漆用UV树脂
聚四氢呋喃醚二元醇PTMEG
氯乙烯-丙烯酸水溶液
CPO Hardlen DX-530P
CPO Hardlen DX-523P
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东洋纺 Hardlen 14-LWP
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