SN EN 939:2009被替代
Chemicals Used For Treatment Of Water Intended For Human Consumption - Hydrochloric Acid
出版：Swiss Standards
专家解读视频
Applies to hydrochloric acid used for treating water for human consumption. Covers characteristics of hydrochloric acid and defines requirements and corresponding test procedures for hydrochloric acid, providing information on its use in treatment of water.
Also numbered as SIA 385.426. (06/2009)
EN 939:2016 - Identical
BS EN 939:2016 - Identical
NF EN 939:2016 - Identical
NBN EN 939:2016 - Identical
NEN EN 939:2016 - Identical
UNI EN 939:2016 - Identical
NS EN 939:2016 - Identical
SS EN 939 Ed. 3 (2016) - Identical
ONORM EN 939:2000 - Identical
UNE EN 939:2000 - Identical
ONORM EN 939:2010 - Identical
UNE EN 939:2009 - Identical
NF EN 939:2009 - Identical
NS EN 939:2009 - Identical
NBN EN 939:2009 - Identical
UNI EN 939:2009 - Identical
SS EN 939 Ed. 2 (2009) - Identical
NEN EN 939:2009 - Identical
UNE EN 939:2016 - Identical
ONORM EN 939:2016 - Identical
