UNI EN 938:2009被替代
Chemicals Used For Treatment Of Water Intended For Human Consumption - Sodium Chlorite
出版：Italian Standards
专家解读视频
Applies to sodium chlorite used for treatment of water intended for human consumption and explains the characteristics of sodium chlorite and determines the requirements and the corresponding test methods for sodium chlorite.
ONORM EN 938:2000 - Identical
SN EN 938:2000 - Identical
NEN EN 938:2009 - Identical
SS EN 938 Ed. 2 (2009) - Identical
DIN EN 938 (2009-04) - Identical
NBN EN 938:2009 - Identical
NF EN 938:2009 - Identical
NS EN 938:2009 - Identical
SN EN 938:2009 - Identical
UNE EN 938:2009 - Identical
UNE EN 938:2000 - Identical
NS EN 938 Ed. 1 (2000) - Identical
NF EN 938:1999 - Identical
SS EN 938 Ed. 3 (2016) - Identical
EN 938:2016 - Identical
BS EN 938:2016 - Identical
ONORM EN 938:2009 - Identical
NEN EN 938:2016 - Identical
