NEN EN 939:1999被替代
Chemicals Used For Treatment Of Water Intended For Human Consumption - Hydrochloric Acid
出版：Nederlands Normalisatie Instituut
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.
Draft issued in June 2007. (06/2007)
SN EN 939:2000 - Identical
BS EN 939:2000 - Identical
DIN EN 939 (2000-04) - Identical
ONORM EN 939:2000 - Identical
UNI EN 939:2004 - Identical
NBN EN 939 Ed. 1 (2000) - Identical
NF EN 939:1999 - Identical
I.S. EN 939:2000 - Identical
NS EN 939 Ed. 1 (2000) - Identical
UNE EN 939:2000 - Identical
SS EN 939 Ed. 1 (1999) - Identical
