1-Ethoxy-2-propanol, certified, 0.25g

bis(2-Ethylhexyl) phthalate,1000µg/ml in MeOH, 1ml

Methoxychlor, 100mg

1,2,4,5,7,8-Hexachloro(13C10)naphthalene, 1.2mL x 50ug/mL, nonane