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聚乙烯瓶水蒸气透过量与水蒸气透过率

2019-06-19 16:30

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500ml聚乙烯水剂瓶

500ml聚乙烯瓶


聚乙烯瓶水蒸气透过量测定法分别是:第一法 杯式法  第二法 电解分析法  第三法 重量法。水蒸气透过量检测意义在于阻隔性能就是阻隔水蒸气性能,是指包装材料对液体、水蒸气等渗透物的阻隔作用。阻隔水蒸气性能是影响产品货架期质量的重要因素之一,也是分析货架期的重要参考之一。企业通过对该项检测项目的测试分析,能解决由于产品对水蒸气敏感而产生的受潮变质等问题。

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