I.S. EN 900:2014现行
Chemicals Used for Treatment of Water Intended for Human Consumption - Calcium Hypochlorite
出版：National Standards Authority of Ireland
专家解读视频
Pertains to calcium hypochlorite used for the treatment of water intended for human consumption.
NBN EN 900:2014 - Identical
ONORM EN 900:2014 - Identical
UNE EN 900:2008 - Identical
NEN EN 900:2014 - Identical
NF EN 900:2014 - Identical
NS EN 900:2014 - Identical
SS EN 900 Ed. 3 (2014) - Identical
UNE EN 900:2015 - Identical
