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Is pvc poisonous
Is pvc poisonous? Is PVC toxic?PVC is polyvinyl chloride. Its resin raw material is originally non-toxic, but because plasticizers and other auxiliary agents need to be added during the production pro
2020-09-01 鑫顺达
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What material is PVC
PVC是什么材质？pvc有毒吗？PVC的英文全称为：Polyvinyl chloride，中文名为：聚氯乙烯，是一种树脂，属于塑料材质...PVC的危害：pvc树脂原料本身无毒，但是...
2020-08-31 鑫顺达