Benzo(a)pyrene, 100µg/ml in Acetonitrile, 1ml

2,2',3,4,4',5'-Hexabromodiphenyl ether, 1.2ml x 50ug/ml, nonane

Benzidine D8, 500µg/mL in Acetonitrile:Methanol, 1ml

Berberine, >98%, 20mg