主(zhu)要毒性物質(zhi):苯(ben)(ben)(ben)被公認為致癌物質(zhi),但苯(ben)(ben)(ben)類(lei)是樹(shu)脂(zhi)(zhi)材(cai)料(liao)的(de)良(liang)好溶(rong)劑,它具有溶(rong)解性強,揮發速度快(kuai),價格便(bian)宜(yi)等優(you)點,因此被廣泛用于樹(shu)脂(zhi)(zhi)的(de)溶(rong)劑。在(zai)包(bao)(bao)裝中(zhong)(zhong)主(zhu)要用于復合包(bao)(bao)裝材(cai)料(liao)粘(zhan)和(he)劑和(he)塑料(liao)印(yin)刷(shua)(shua)油墨的(de)溶(rong)劑。由(you)于在(zai)復合材(cai)料(liao)和(he)塑料(liao)印(yin)刷(shua)(shua)過程(cheng)中(zhong)(zhong)苯(ben)(ben)(ben)類(lei)溶(rong)劑揮發不完全(quan),包(bao)(bao)裝材(cai)料(liao)或(huo)容器生(sheng)產設備(bei)比(bi)較簡陋時(shi)有可能造成苯(ben)(ben)(ben)類(lei)物質(zhi)在(zai)包(bao)(bao)裝材(cai)料(liao)中(zhong)(zhong)殘留。食(shi)(shi)(shi)品包(bao)(bao)裝設計過程(cheng)中(zhong)(zhong)苯(ben)(ben)(ben)類(lei)物質(zhi)滲透到食(shi)(shi)(shi)品中(zhong)(zhong),會導致食(shi)(shi)(shi)品中(zhong)(zhong)含有苯(ben)(ben)(ben)。
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