
Ambient Air - Standard Gravimetric Measurement Method For The Determination Of The Pm10 Or Pm2,5 Mass Concentration Of Suspended Particulate Matter
出版:Norwegian Standards (Norges Standardiseringsforbund)

专家解读视频
2014 [01/08/2014]1998 [05/05/1999]
Supersedes NS EN 14907. (08/2014)
I.S. EN 12341:2014 - Identical
BS EN 12341:2014 - Identical
NEN 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
UNE EN 12341:1999 - Identical
UNE EN 12341:2015 - Identical