Esfenvalerate, 1000µg/ml in Acetonitrile, 1ml

Amitrole, 100 µg/ml, Acetonitrile, 1ml

Chrysene-d12, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1719-03-5

1,2,3,4,6,8,9-Heptachlorodibenzofuran, 1.2ml x 50ug/ml, toluene