The following document provides information on the automated method applicable to ground water, drinking and surface waters, and domestic and industrial wastes containing 10 to 400 milligrams per liter (mg/L) sulfate.

• Method 9035: Sulfate (Colorimetric, Automated, Chloranilate), part of Test Methods for Evaluating Solid Waste, Physical/Chemical Methods (PDF)(6 pp, 217 K, September 1986)