NF X31-090-3-2012
土质 - 土壤和材料成分的浸出和物种形成的地球化学模型参数 - 第3部分: 带草酸铵/草酸的氧化铝和氢氧化铝的萃取.
Soil quality - Parameters for geochemical modelling of leaching and speciation of constituents in soils and soil materials - Part 3 : extraction of aluminium oxides and hydroxides with ammonium oxalate/oxalic acid.