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SW-846 Test Method 9210A: Potentiometric Determination of Nitrate in Aqueous Samples with an Ion-Selective Electrode

The following document discusses the method to measure simple solubilized nitrate in drinking water, natural surface water, groundwater, domestic and industrial wastewater, soil extracts, and aqueous extracts of other solids.

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Method 9210A: Potentiometric Determination of Nitrate in Aqueous Samples with an Ion-Selective Electrode, part of Test Methods for Evaluating Solid Waste, Physical/Chemical Methods (PDF)(12 pp, 118 K, February 2007)