Dissolved chloride is precipitated from an aqueous extract of mortar. Excess silver nitrate following this reaction is titrated to give chloride content.
BS EN 1015-17:2000 history
0000 BS EN 1015-17:2000(2004)
2000BS EN 1015-17:2000 Methods of test for mortar for masonry - Determination of water-soluble chloride content of fresh mortars