1-Chloro-2,4-dinitrobenzene, 1000µg/ml in MeOH, 1ml

3-Ethylcarbazole, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 5599-49-5

U{13C17}-Aflatoxin B1, 0.5µg/mL, Solvent-acetonitrile, Unit 1.2mL, # of units-1, Cas.no.

1,2,3,4,6,7,8-Heptabromodibenzofuran