2,4-Diaminotoluene, 100 µg/ml, Acetonitrile, 5ml

EPA 1620 Standard 1

Aflatoxin B2, 0.5 µg/ml, Solvent-acetonitrile, Unit 5mL, # of units-1, Cas.no. 7220-81-7

6-Methyl-2-thiouracil, 250mg