REPORT OF COMMITTEE 12, ON TESTING OF WATER WORKS MATERIALS AND SUPPLIES

Committee 12 herewith submits its report for 1925. In accordance with the request of Standardization Council the report has been arranged with an idea of its substance being conveniently incorporated, in so far as desired, in the forthcoming Manual.1 The Committee has devoted its endeavors to improving specifications for chemicals used in the treatment of water and in extending its descriptive lists of Standard Specifications issued by the American Engineering Standards Committee, American Society for Testing Materials, Federal Specifications Board, etc. Methods of chemical analysis for chemicals used in the treatment of water have been added.