NA 134

VDI/DIN-Commission on Air Pollution Prevention (KRdL) - Standards Committee

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Projects of NA 134

Number: 67

DIN EN ISO 16911-1 rev 2022-11-24 Stationary source emissions - Manual and automatic determination of velocity and volume flow rate in ducts - Part 1: Manual reference method More  Comment 
DIN EN 14385 rev 2022-11-24 Stationary source emissions - Determination of the total emission of As, Cd, Cr, Co, Cu, Mn, Ni, Pb, Sb, TI and V More  Comment 
ISO/AWI 28902-4 2022-11-22 Air quality - Environmental meteorology - Part 4: Ground-based remote sensing of meteorological Parameters - Particle backscatter lidar More  Comment 
DIN CEN/T? 00264213 2022-09-30 Stationary source emissions - Determination of the mass concentration of formaldehyde - Automatic method More  Comment 
ISO/AWI 16911-1 2022-09-28 Stationary source emissions - Manual and automatic determination of velocity and volume flow rate in ducts - Part 1: Manual reference method More  Comment 
ISO/CD 12141 2022-09-21 Stationary source emissions - Determination of mass concentration of particulate matter (dust) at low concentrations - Manual gravimetric method More  Comment 
DIN ISO 23139 2022-07-18 Biological equipment for treating air and other gases - Application guidance for deodorization in wastewater treatment plants (ISO/DIS 23139:2022); Text in German and English More  Comment 
DIN CEN/T? 00264209 2022-07-11 Ambient air - Determination of the particle surface area concentration of atmospheric aerosol using electrical aerosol monitors based on diffusion charging More  Comment 
DIN EN 16976 2022-07-11 Ambient air - Determination of the particle number concentration of atmospheric aerosol More  Comment 
ISO/AWI 5409 2022-06-10 Stationary source emissions - Sampling and determination of mercury in flue gas using chemical absorption method More  Comment 

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