This standard applies to the determination of TNT (TNT), RDX and DNT in ammunition powder industrial wastewater. Other types of explosives, oil and other pollutants in the water will not interfere with the determination. The determination range of this method: TNT 0.02~0.40mg/L; RDNT 0.20~4.00mg/L; DNT 0.01~0.15mg/L. The minimum detection limit of this method: TNT 0.02mg/L; RDNT 0.10mg/L; DNT 0.01mg/L.
GB/T 13904-1992 history
1992GB/T 13904-1992 Water quality.Determination of TNT,RDX,DNT.Gas chromatography
GB/T 13904-1992 Water quality.Determination of TNT,RDX,DNT.Gas chromatography was changed to HJ 600-2011 Water quality-Determination of TNT、RDX、DNT -Gas chromatography.