ISO/TS 11665-12:2018-环境中放射性的测量 - 空气:氡222 - 第12部分:防水材料中扩散系数的测定:膜单面活性浓度测定法-国家数字标准馆

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Measurement of radioactivity in the environment — Air: radon-222 — Part 12: Determination of the diffusion coefficient in waterproof materials: membrane one-side activity concentration measurement method 环境中放射性的测量 - 空气:氡222 - 第12部分:防水材料中扩散系数的测定:膜单面活性浓度测定法

发布日期： 2018-10-19

本文件规定了评估防水材料（如沥青或聚合物膜、涂料或油漆）中氡扩散系数的方法，以及测试期间将满足的假设和边界条件。
本文件中描述的测试方法允许估计10-5 m2/s至10-12 m2/s[8][9]范围内的氡扩散系数，相关不确定性为10%至40%。

This document specifies the method intended for assessing the radon diffusion coefficient in waterproofing materials such as bitumen or polymeric membranes, coatings or paints, as well as assumptions and boundary conditions which will be met during the test.
The test method described in this document allows to estimate the radon diffusion coefficient in the range of 10-5 m2/s to 10-12 m2/s[8][9] with an associated uncertainty from 10 % to 40 %.

分类信息

发布单位或类别：国际组织-国际标准化组织

ICS分类： 13.040.01空气质量 - 空气质量综合、 17.240计量学和测量、物理现象 - 辐射测量

关联关系

研制信息

归口单位： ISO/TC 85/SC 2

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ISO 11665-11-2016

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ISO 11665-7-2012

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