Test or certification item 测试或认证名称: 薄膜透氧性
Oxygen Gas Transmission Rate Through Plastic Film and Sheeting Using a Coulometric Sensor

Norm refer 涉及标准：GB/T 19789

Refer products 涉及产品:  高分子材料

Lead time 周期:  常规服务 regular service 12 工作日 working days （ URGENT service, to be confirm, 加急服务待定 ）

Sample size 送样规格:  5pcs finished products 五个成品

Others 其他信息:  

 
Photo for reference 涉及图片:

 

Sample report 样本报告：