PCB No. 81, 10µg/ml in Isooctane, 10ml

2,2',3,4',5,6,6'-Heptachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Dibenzo[g,p]chrysene, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 191-68-4

Aflatoxin B1, 2µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1162-65-8