BAS EN 12485:2007

This European standard specifies the methods used for the chemical analyses of calcium carbonate, high-calcium lime and half-burnt dolomite used to treat water for human consumption. Of the reference methods described, the atomic spectroscopy methods are preferred to the conventional methods. If methods other than those described are used, it shall be demonstrated that the results are equivalent to those of the reference methods. In the event of disputes, the reference methods shall take precedence.