AS 2724.5-1987 周围空气．颗粒物质．定向脏污，背景脏污和/或区域脏污（定向灰尘计量规法）

标准号：AS 2724.5-1987
中文标准名称：周围空气．颗粒物质．定向脏污，背景脏污和/或区域脏污（定向灰尘计量规法）
英文标准名称：Ambient air - Particulate matter - Determination of impinged matter expressed as directional dirtiness, background dirtiness and/or area dirtiness (directional dust gauge method)
发布日期：1999/12/31 12:00:00
实施日期：1999/12/31 12:00:00
国际标准分类号：13.040.20
适用范围：Sets out a method for the collection by directional dust gauge and measuring by obscuration, of particulate matter in ambient air which impinges on vertical surfaces. Provision is made to distinguish variation of dirtiness with wind direction.