Dioxathion

Isobutylbenzene, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 538-93-2

Ethylene thiourea, 100 µg/ml, Acetonitrile, 1ml

[13C3]-Melamine, 1.2ml x 100ug/ml, water