Home / Services / 2680 / Soil Methods / Water Supply Pipe Selection (UKWIR) / Aliphatic/Aromatic Petroleum Hydrocarbons in Soils by GCxGC-FID

UKAS accredited: all bands  in the range C₈–C₄₀

MCERTS accredited: all bands in the range C₈–C₃₅

aliphatic banding: >C₅–C_6, >C₆–C_8,>C₈–C_10, >C₁₀–C_12, >C₁₂–C_16, >C₁₆–C_21, >C₂₁– C_35, >C₃₅– C₄₄

aromatics banding: >C₅–C_7, >C₇–C_8, >C₈–C_10, >C₁₀–C_12, >C₁₂–C_16, >C₁₆– C_21,  >C₂₁– C_35, >C₃₅– C₄₄

Methodology – Extraction of an as received soil sample, following chemical drying with sodium sulphate, into dichloromethane followed by determination of total petroleum hydrocarbons by two dimensional gas chromatography using flame ionisation detection (GCxGC-FID).