Dibromochloromethane, 100 µg/ml, Methanol, 5ml

Ethanol standard in water,0.2g/L,water, 1.5mL

D5-6PPD-quinone, 100µg/ml in Acetonitrile, 1ml

Terbuthylazine-desethyl, 100 µg/ml, Acetonitrile,