DIN EN 12931 (2015-05)现行
Chemicals used for treatment of water intended for human consumption - Chemicals for emergency use - Sodium dichloroisocyanurate, anhydrous
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
NS EN 12931:2015 - Identical
UNE EN 12931:2015 - Identical
SS EN 12931 Ed. 3 (2015) - Identical
NBN EN 12931:2015 - Identical
ONORM EN 12931:2015 - Identical
NF EN 12931:2015 - Identical
