針對(duì)這一情況,除了國(guó)家塑料制品標(biāo)準(zhǔn)化技術(shù)委員會(huì)修訂的《GB/T 8814?門、窗用未增塑聚氯乙烯(PVC-U)型材》規(guī)定了PVC型材中無(wú)機(jī)物的含量,限值≦1.55g/cm3。...
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