2,2',4,4'-Tetrahydroxybenzophenone, 500mg

4 alpha-Methyl-5 alpha(H),14 alpha(H),17 alpha(H)cholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 474-41-9

3,3',4,4',5,5'-Hexachlorobiphenyl (169)

Terbacil, 10.0 µg/ml, Ethyl acetate, 10ml