Coprostan-3-ol

2,2',3,4,4',5,6'-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL,

2,2',4,4'-Tetrabromo-6-methoxydiphenyl ether, 1.2ml x 50ug/ml, nonane

Topotecan-d6, 1mg