NS EN 937:2009被替代
Chemicals Used For Treatment Of Water Intended For Human Consumption - Chlorine
出版：Norwegian Standards (Norges Standardiseringsforbund)
專家解讀視頻
Pertains to chlorine used for treatment of water intended for human consumption.
UNI EN 937:2016 - Identical
NEN EN 937:2016 - Identical
EN 937:2016 - Identical
NF EN 937:2016 - Identical
SS EN 937 Ed. 3 (2016) - Identical
NBN EN 937:2016 - Identical
SN EN 937:1999 - Identical
ONORM EN 937:1999 - Identical
UNE EN 937:1999 - Identical
SN EN 937:2009 - Identical
ONORM EN 937:2009 - Identical
UNE EN 937:2009 - Identical
NBN EN 937:2009 - Identical
NF EN 937:2009 - Identical
UNI EN 937:2009 - Identical
SS EN 937 Ed. 2 (2009) - Identical
NEN EN 937:2009 - Identical
