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

2,2-Bis(4-hydroxy-13C6-phenyl)propane, 1.2ml x 50ug/ml, methanol

Benzo[e]pyrene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 192-97-2

17alpha-Ethynylestradiol,1000 µg/mL,MeOH,1mL,