2-Methoxyethanol-1,1,2,2-d4,1000 µg/mL,MeOH,1mL,

Bromoform, 100 µg/ml, Methanol, 1ml

Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane

ISO 9377-2 Extraction solvent standard solution Dilute of "extraction solvent stock solution" (S-4212) 10 times with the extracting solvent (n-pentane) Use 50mL of extraction solvent standard solution pr. experiment