Methyl eicosanoate C20:0, 10mg/ml in Hexane, 1ml

Benzo(e)pyrene, 10µg/ml in Cyclohexane, 10ml

Tetranitromethane

4-Chloroguaiacol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 16766-30-6