DIN EN 12485 E:2015-08 人類飲用水處理用化學藥品 碳酸鈣,高鈣石灰,煅燒過半的白云石,氧化鎂及碳酸鈣鎂 試驗方法(草案)
Chemicals used for treatment of water intended for human consumption - Calcium carbonate, high-calcium lime, half-burnt dolomite, magnesium oxide and calcium magnesium carbonate - Test methods