title: Spectrophotometric determination of arsenic in biological tissues and sediments after digestion with nitric, sulphuric and perchloric acids and pre-concentration by zinc column arsine generation and trapping.
mesh_terms: D000143:Acids; D000818:Animals; D001151:Arsenic / Q000032:analysis*; D001152:Arsenicals; D007202:Indicators and Reagents; D010944:Plants / Q000032:analysis; D012758:Shellfish / Q000032:analysis; D012987:Soil / Q000032:analysis; D013053:Spectrophotometry; D015032:Zinc
chemical_list: D000143:Acids; D001152:Arsenicals; D007202:Indicators and Reagents; D012987:Soil; D015032:Zinc; D001151:Arsenic; C006633:arsine