1-Methylfluoranthene, 100µg/ml in Acetonitrile,5ml

d4 Pregnane, 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 205529-77-7

2,2',3,3',4,5,5',6,6'-Nonachlorobiphenyl (208)

Sulfapyridine, certified, 0.25g