Aflatoxin M1, 0.5 µg/ml, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 6795-23-9

2-Nitroanthracene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 3586-69-4

2-Phenylbenzimidazole-5-sulfonic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 27503-81-7

2,4,7-Tribromodibenzofuran, 1.2ml x 50ug/ml, toluene