TDCPP, 100 µg/ml, Methanol, 1ml

Hexachlorobenzene, 100µg/ml in MeOH, 1ml

oxy-Chlordane, 100 µg/ml, Acetonitrile, 1ml

EN 15721 Internal Standard Stock Solution, procedure A 1382.2 Ethanol 8mL Pentanol-3 80µL (Gives a concentration of approx. 8mg/mL)