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NA 134

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

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Projects of NA 134

Number: 39

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 
ISO/DIS 28902-4 2022-11-22 Air quality - Environmental meteorology - Part 4: Ground-based remote sensing of meteorological parameters - Particle backscatter lidar More  Comment 
ISO/CD 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 
DIN EN 18168 2022-08-09 Ambient air - Biomonitoring with higher plants - Method of the standardised grass exposure; German and English version prEN 18168:2025 More  Comment 
DIN ISO 8932-1 2022-05-12 Meteorology - Radiosonde - Part 1: Laboratory test method for calibration error of temperature sensor in radiosonde (ISO/DIS 8932-1:2024); Text in German and English More  Comment 
DIN ISO 8932-3 2022-05-12 Meteorology - Radiosonde - Part 3: Laboratory test method for solar radiation error of temperature sensor in radiosonde (ISO/DIS 8932-3:2025); Text in German and English More  Comment 
DIN ISO 8932-2 2022-05-11 Meteorology - Radiosonde - Part 2: Laboratory test method for errors in radiosonde humidity sensor calibration (ISO/DIS 8932-2:2025); Text in German and English More  Comment 
ISO/DIS 8932-3 2022-04-22 Meteorology - Radiosonde - Part 3: Laboratory test method for solar radiation error of temperature sensor in radiosonde More  Comment 
ISO/DIS 8932-2 2022-04-22 Meteorology - Radiosonde - Part 2: Laboratory test method for errors in radiosonde humidity sensor calibration More  Comment 
ISO/FDIS 8932-1 2022-04-22 Meteorology - Radiosonde - Part 1: Laboratory test method for calibration error of temperature sensor in radiosonde More  Comment 

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