ASTM-D3867 › Standard Test Methods for Nitrite-Nitrate in Water
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1.1 These test methods cover the determination of nitrite nitrogen, nitrate nitrogen, and combined nitrite-nitrate nitrogen in water and wastewater in the range from 0.05 to 1.0 mg/L nitrogen. Two test methods are given as follows:
Test Method A—Automated Cadmium Reduction
Test Method B—Manual Cadmium Reduction
1.2 These test methods are applicable to surface, saline, waste, and ground waters. It is the user's responsibility to ensure the validity of these test methods for waters of untested matrices.
1.3 The values stated in either SI or inch-pound units are to be regarded as the standard. No other units of measurement are included in this standard.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. For specific hazard statements, see .
cadmium reduction method; groundwater; nitrate; nitrite; saline water; waste water; water;; ICS Number Code 13.060.50 (Examination of water for chemical substances)
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June 15, 2016