Chlorobenzuron, 100 µg/ml, Acetonitrile, 1ml

2,2',3,3',4,6-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL,

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

Pentachlorophenol, 1000µg/ml in MTBE, 1ml