NMX-AA-084-1992: Método para la determinación de sulfuros en agua. Country/Territory Mexico Document type Regulation Date 1982 Source FAO, FAOLEX Subject Water Keyword Water quality standards Effluent waste water/discharge Environmental standards Pollution control Freshwater pollution Standards Protection of environment Geographical area Americas, Central America, East Pacific, Latin America and the Caribbean, North Atlantic, North Pacific, North-East Pacific Abstract La presente Norma Mexicana establece los métodos del azul de metileno y el iodométrico para la determinación de sulfuros en agua. Full text Spanish