AS 3580.6.1:2016 pdf download.Methods for sampling and analysis of ambient air Method 6.1: Determination of ozone- Direct-reading instrumental method. 3 DEFINITIONS For the purpose of this Standard, the definitions below apply. 3.1 FaIl time The time interval,...
AS NZS 3580.12.1:2015 pdf download
AS NZS 3580.12.1:2015 pdf download.Methods for sampling and analysis of ambient air Method 12.1: Determination of light scattering- Integrating nephelometer method. The integrating nephelometer is a continuous direct-reading instrument that measures the light-scattering coefficient of a sample...