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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: 45

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 
DIN ISO 12219-11 2022-01-19 Interior air of road vehicles - Part 11: Thermal desorption analysis of organic emissions for the characterization on non-metallic materials for vehicles (ISO/DIS 12219-11:2023); Text in German and English More  Comment 
ISO 12219-12 2022-01-06 Interior air of road vehicles - Part 12: Test methods for the determination of fogging characteristics of trim materials made from polyvinyl chloride (PVC) or polyurethane in the interior of automobiles More  Comment 
DIN EN 14625 2021-10-06 Ambient air - Standard method for the measurement of the concentration of ozone by ultraviolet photometry; German version EN 14625:2024 More  Comment 
DIN EN 14211 2021-10-06 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence; German version EN 14211:2024 More  Comment 
DIN EN 14626 2021-10-06 Ambient air - Standard method for the measurement of the concentration of carbon monoxide by non-dispersive infrared spectroscopy; German version EN 14626:2024 More  Comment 
DIN EN 14212 2021-10-06 Ambient air - Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescence; German version EN 14212:2024 More  Comment 

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