NA 134

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

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Projects of NA 134

Number: 60

ISO/AWI TR 24107 2023-08-31 Guidance on the validation of air quality measurement methods in the standardization process More  Comment 
DIN EN 17255-4 2023-08-25 Stationary source emissions - Data acquisition and handling systems - Part 4: Specification of requirements for the installation and on-going quality assurance and quality control of data acquisition and handling systems; German version EN 17255-4:2023 More  Comment 
ISO 13964 DAM 1 2023-06-14 Air quality - Determination of ozone in ambient air - Ultraviolet photometric method - Amendment 1 More  Comment 
ISO 10313 DAM 1 2023-06-14 Ambient air - Determination of the mass concentration of ozone - Chemiluminescence method - Amendment 1 More  Comment 
DIN ISO 16000-33 2023-05-11 Indoor air - Part 33: Determination of phthalates with gas chromatography/mass spectrometry (GC/MS) (ISO/DIS 16000-33:2023); Text in German and English More  Comment 
DIN ISO 23138 2023-03-29 Biological equipment for treating air and other gases - General requirements (ISO/DIS 23138:2023); Text in German and English More  Comment 
DIN CEN/TS 00264218 2023-03-08 Ambient air - Determination of the concentration of levoglucosan - Chromatographic method More  Comment 
DIN EN 16339 2022-12-09 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling; German and English version prEN 16339:2023 More  Comment 
DIN ISO 16000-22 2022-12-08 Indoor air - Part 22: Detection and quantification of mould by beta- N-acetyl hexosaminidase enzyme activity More  Comment 
DIN ISO 16000-43 2022-12-08 Indoor air - Part 43: Standard method for assessing the reduction rate of culturable airborne fungi by air purifiers using a test chamber More  Comment