Isonoruron, 100 µg/ml, Acetonitrile, 1ml

Sodium p-n-undecylbenzenesulfonate, 100µg/mL in MeOH, 1ml

1,3,5-Tribromobenzene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 626-39-1

Ethanol standard in water,3.0g/L,water, 1.5mL