
Chemicals used for treatment of water intended for human consumption. Chemicals for emergency use. Trichloroisocyanuric acid
出版:British Standards Institution

專家解讀視頻
? British Standards Institution 2013
NF EN 12933:2008 - Identical
NEN EN 12933:2008 - Identical
UNE EN 12933:2008 - Identical
SS EN 12933 Ed. 2 (2008) - Identical
NBN EN 12933:2008 - Identical