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        當前位置: 首頁 » 大羽塑料薄膜新聞中心 » 大羽新聞中心 » 大羽動態 » 有毒塑料袋的識別方法介紹

        有毒塑料袋的識別方法介紹

        文章出處:   責任編輯:   發布時間:2016-02-15 16:22:00    點擊數:-   【

        上海市包裝協會有關專家介紹,識別有毒塑料袋有下列幾招:

        一:是感官檢測法。無毒塑料袋呈乳白色、半透明或無色透明,手摸時有潤滑感;有毒塑料袋顏色混濁或呈黃色,手感發粘。

        二:是用水檢測法。把塑料袋置于水中并按入水底,無毒塑料袋可浮出水面,有毒塑料袋下沉。

        三:是火燒檢測法。無毒塑料袋易燃,火焰呈藍色,燃燒時像蠟燭淚一樣滴落,有石蠟味;有毒塑料袋不易燃,離火即熄并有刺激性氣味。

        四:是抖動檢測法。用手抓住塑料袋一端用力抖,發出清脆聲音無毒,聲音悶澀者有毒。

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