Swep, 100 µg/ml, Acetonitrile, 5ml

Ethanol standard in serum,2.0g/L,serum, 1.5mL

4-Methoxy-2,2',5'-trichlorobiphenyl, 100µg/ml in IO, 1ml

Chlortoluron, 100µg/ml in Acetonitrile, 5ml