DIN EN 12915-1:2009 人类生活用水处理用产品.粒状活性碳.第1部分:天然粒状活性碳,英文版本DIN EN 12915-1:2009-07
Products used for the treatment of water intended for human consumption - Granular activated carbon - Part 1: Virgin granular activated carbon; English version of DIN EN 12915-1:2009-07