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绿色食品标准对纸类包装有何要求?

绿色食品标准对纸类包装有何要求?纸类是常见的包装材料。造纸的原料主要是各种纸浆、如木浆、棉浆和草浆等,加入化学辅助原料,如硫酸铝、纯碱、亚硫酸钠等。纯净的纸是无毒的,但食品包装用纸安全性可能存在以下影响因素:纸的原料有污染物,影响接触的食品;经荧光增白剂处理的包装纸中有荧光化学物质;包装纸涂蜡层中具有多环芳烃;纸面印刷油墨和颜料中含有各种有机物;纸面长霉,污染接触食品等。
//pzhnly.com
  绿色食品对纸类包装基本要求是:包装可重复使用、回收利用或可降解;纸表面不允许涂蜡、上油;不允许涂塑料等防潮材料;纸箱连接应采取粘合方式,不允许扁丝钉钉合;纸箱上所做标记必须是水溶性油墨,不允许用油溶性油墨,以保证食品安全并减少环境负担。
//pzhnly.com


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