This International Standard specifies the quantitative determination of 16 polynuclear aromatic hydrocarbons (PAH)according to the priority list of the Environmental Protection Agency (EPA, 1982).This International Standard isapplicable to all types soil (field moist or chemically dried samples), covering a wide range of PAH contaminationlevels.Under the conditions specified in this International Standard, a lower limit of application of 0,01 mg/kg (expressedas dry matter) can be ensured for each individual PAH.