LINGWAI，HUISHOULIAODABAODAITONGCHANGFENWEIBAOXINDAI、TANSUANGAIDABAODAI、QUANSULIAODABAODAISANZHONG，XIANZAI“BAOZHUANGDIDAI”WEIBIANJIUJIAONINRUHEYONGHUOSHAODEFANGFAYUYIQUBIE：

一、比重法

本方法系利用PP塑料的比重轻于水而浮于水的原理做此试验可以看出PP全塑料打包带因其材质为100%全塑料，其比重比水轻，所以浮于水，而碳酸打包带及包心带因其二者所含碳酸钙杂质，令其比重重于水，所以包心带及碳酸带均沉于水，由此实际可以鉴别打包带所含的塑料成份的大概比率是多少。

二、燃烧法

JUTIZUOFASHIYONGHUORANSHAOZHEISANZHONGBUTONGDEDABAODAI，RANHOUGUANCHAQIHUOYANHETAMENGEZIDEQIWEI，ZUIHOUZAIGUANCHARANSHAOWU。YIXIASHITAMENGEZHONGZHUANGKUANGDEBIAOXIAN。 

1、BAOXINDAI，BAOXINDAIRANGUOCHENGZHONGSUOCHANSHENGDEHUOYANYANWUNONGHOU，QIECHANSHENGQIANGLIECIBIDEYIWEI，CHONGFENRANSHAOHOUYILIUXIALAIDERANSHAOWUDUOJIANBAISEFENMO，QIERANSHAOWUWUSUJIAOXIANXINGTEZHI，BUNENGLASI，CONGBAISEFENMODEBILIKEYIKANCHUQIHANZAZHIBILIXIANGDANGDA。

2、TANSUANGAIDABAODAI，TANSUANGAIDABAODAIRANSHAOGUOCHENGZHONGYECHANSHENGYANWU，XIANGDUIBAOXINDAIYANWUJIAOXIAO，CHONGFENRANSHAOHOUYILIUXIALAIDERANSHAOWUYIYOUBAISEFENMO，QIERANSHAOWUWUSUJIAOXIANXINGTEZHI，BUNENGLASI，CONGBAISEFENMODEBILIKEYIKANCHUQICHENGFENYIHANZAZHI，HANZAZHIBILIXIANGDUIBAOXINDAIJIAOSHAO。

3、QUANSULIAODABAODAI，QUANSULIAODABAODAIRANSHAOGUOCHENGZHONGHUOYANMINGLANG，WUMINGXIANYANWU，QIEWUQIANGLIECIBIYIWEI，BINGHUIFADANDANDESHIYOUWEI，CHONGFENRANSHAOHOUYILIUXIALAIDERANSHAOWUWUYIWUZAZHI，JUNWEIJINGZHUANGTOUMINGGUTI，QIERANSHAOWUCHENGXIANSUJIAOXIANXINGTEZHI，KEYILASI。

三、外观法

DUIYUBUNENGJUHUODEGONGCHANG，KEYONGWAIGUANFALAIJINXINGCHUBUPANDUAN。JUTIFANGFARUXIA：

1、BAOXINDAICAIZHIYOUXIAMIANDESILIEMIANQIETUKEYIKANCHU，JIAOBOSULIAOCENGNEIBAOGUOJUEDABUFENDESHIHUIFENXIN（SHIHUIFENJITANSUANGAIFEN），SILIEKOUWUXIANXINGXINGNENGTIXIAN，QIESILIEKOUCANCHABUQI，YONGSHOUWANQUDABAODAI，QIHUIFUXINGNENGCHA，YINGDUXIAO，CIDAIWEIDENGJIZUIDIDEDABAODAI。QISUJIAOYUANLIAOYUTANSUANGAIHANLIANGBILIYUEWEI30%：70%，YUANCAILIAOCHENGBENDILIAN。

2、TANSUANGAIDABAODAICAIZHIYOUSILIEMIANKANBUCHUMINGXIANDEZAZHI，SILIEKOUXIANGDUIYUBAOXINDAIXIANXINGXINGNENGTIXIANDEJIAOHAO，XIANGDUIYUBAOXINDAISILIEKOUJIAOQIZHENG，YONGSHOUWANQUDABAODAI，QIHUIFUXINGNENGJIAOBAOXINDAISHAOQIANG，YINGDUYIXIANGDUIDA，CIDAIBIBAOXINDAIPINZHILVEWEIGAOXIE，QISUOHANSULIAOYUTANSUANFENCHENGFENBILIYUEWEI60%：40%，YUANCAILIAOCHENGBENYIBIJIAODILIAN。

3、QUANSULIAODABAODAICAIZHIYOUXIATUSILIEMIANKEYIKANCHU，QISILIEKOUXINGXIANXINGXINGNENGTIXIANLIANGHAO，SILIEKOUZHENGQIJUNYUNQIEBUJIANZAZHI，YONGSHOUWANQUDABAODAI，QIHUIFUXINGNENGJIHAO，YINGDUQIANG，CIDABAODAIWEIGAODENGJIDABAODAI，QICAIZHIWEI100%SUJIAOYUANCAILIAO。

YISHANGJIUSHIJIZHONGJIANBIEGEZHONGCAIZHIDABAODAIDEFANGFA，HAIYOUBIZHEIGENGQUANDEJIANBIEFANGFAMA？RUGUONIJUEDEYOUYONGCHUJIUZHUANJININSHENBIANYOUXUYAODEPENGYOUBA。