NEN EN 12341:2014现行
Ambient Air - Standard Gravimetric Measurement Method For The Determination Of The Pm10 Or Pm2,5 Mass Concentration Of Suspended Particulate Matter
出版：Nederlands Normalisatie Instituut
专家解读视频
Explains a standard method for determining the PM10 or PM2,5 mass concentrations of suspended particulate matter in ambient air by sampling the particulate matter on filters and weighing them by means of a balance.
Supersedes NEN EN 14907. (06/2014)
ONORM EN 12341:1999 - Identical
DIN EN 12341 (1999-03) - Identical
SN EN 12341:1999 - Identical
I.S. EN 12341:2014 - Identical
BS EN 12341:2014 - Identical
SS EN 12341 Ed. 2 (2014) - Identical
NF EN 12341:2014 - Identical
ONORM EN 12341:2014 - Identical
DIN EN 12341 (2014-08) - Identical
NBN EN 12341:2014 - Identical
SN EN 12341:2014 - Identical
NS EN 12341:2014 - Identical
UNE EN 12341:1999 - Identical
NS EN 12341 Ed. 1 (1999) - Identical
UNI EN 12341:2001 - Identical
NF EN 12341:1999 - Identical
NBN EN 12341:1999 - Identical
UNE EN 12341:2015 - Identical
