HJ 620-2011 水质挥发性卤代烃的测定顶空气相色谱法
Water quality -Determination of volatile halogenated organiccompounds-Headspace gas chromatography
Water quality -Determination of volatile halogenated organiccompounds-Headspace gas chromatography
Water quality-determination of barium-Flame atomic absorption spectrophotometry
Water quality-determination of barium-Graphite furnace atomic absorption spectrophotometry
Water quality-Determination of formaldehyde-Acetylacetone spectrophotometric method
Water quality-Determination of TNT?RDX?DNT-Gas chromatography
Water quality-determination of TNT-N-cetyl pridinium chloride-sodium sulfite spectrophotometric method
Water quality-determination of TNT-Sodium sulfite spectrophotometric method
Water quality-determination of total mercury-Cold atomic absorption spectrophotometry
Water quality-determination of the total amount of the color developing agent-169 Coupler spectrophotometry
Water quality-determination of the total amount of the developing agent and their oxides-lodine-starch spectrophotometry