BH GSO ISO 12782-2:2016 Soil quality -- Parameters for geochemical modelling of leaching and speciation of constituents in soils and materials -- Part 2: Extraction of crystalline iron oxides and hydroxides with dithionite
1970BH GSO ISO 12782-2:2016 Soil quality -- Parameters for geochemical modelling of leaching and speciation of constituents in soils and materials -- Part 2: Extraction of crystalline iron oxides and hydroxides with dithionite