Chlorothalonil, 100 µg/ml, Ethyl acetate, 5ml

1,2,3,4,7,8-Hexachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

n-Hexylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1077-16-3

Ochratoxin A (from Petromyces albertensis)