NEN EN 938:2009被替代
Chemicals Used For Treatment Of Water Intended For Human Consumption - Sodium Chlorite
出版：Nederlands Normalisatie Instituut
专家解读视频
Explains the characteristics of sodium chlorite and specifies the requirements and the corresponding test methods for sodium chlorite. Applies to sodium chlorite used for treatment of water intended for human consumption.
ONORM EN 938:2000 - Identical
SN EN 938:2000 - Identical
I.S. EN 938:2009 - Identical
SN EN 938:2009 - Identical
UNE EN 938:2009 - Identical
ONORM EN 938:2009 - Identical
UNE EN 938:2000 - Identical
NS EN 938 Ed. 1 (2000) - Identical
NF EN 938:1999 - Identical
NBN EN 938 Ed. 1 (2000) - Identical
UNI EN 938:2006 - Identical
EN 938:2016 - Identical
BS EN 938:2016 - Identical
BS EN 938:2009 - Identical
NS EN 938:2009 - Identical
NF EN 938:2009 - Identical
NBN EN 938:2009 - Identical
UNI EN 938:2009 - Identical
DIN EN 938 (2009-04) - Identical
SS EN 938 Ed. 2 (2009) - Identical
