title: Use of spectroscopic techniques for the determination of trace metals in natural waters and sediments.
mesh_terms: D004784:Environmental Monitoring / Q000191:economics / Q000379:methods*; D006108:Graphite; D012015:Reference Standards; D012989:Soil Pollutants / Q000032:analysis*; D013053:Spectrophotometry / Q000379:methods; D014131:Trace Elements / Q000032:analysis*; D014873:Water Pollutants / Q000032:analysis*
chemical_list: D012989:Soil Pollutants; D014131:Trace Elements; D014873:Water Pollutants; D006108:Graphite