Hexachlorobenzene, 100 µg/ml, Methanol, 5ml

ISO 9377-2MOD Extraction Solvent Stock Solution I 20ul of n-Heptane and 20mg of n-Tetracontane solved in 1000ml n-Pentane

Soil - AOX, 4,2g

Fenpropidin, 100µg/ml in MeOH, 1ml