ISO 2556-1974 标准详情
- 标准号:ISO 2556-1974
- 中文标题:塑料 在大气压力下薄膜和薄板的透气率的测定 测压法
- 英文标题:Plastics; Determination of the gas transmission rate of films and thin sheets under atmospheric pressure; Manometric method
- 标准类别:国际标准化组织标准ISO
- 发布日期:1974-06
Specification of the methodand of two types of suitable test apparatus. The plastic test specimen separates two chambers, the one contains the test gas at atmospheric pressure, the other of known initial volume has the air pumped out until the pressu
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