2,4'-DDD, 10.0 µg/ml, Ethyl acetate, 10ml

7H-Perfluoroheptanal, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 647-44-9

Azinphos ethyl, 1000µg/ml in MeOH, 1ml

Ethynyl Estradiol-2,4,16,16-d4, 1mg