D6-cis-1,2,3,6-Tetrahydrophthalimide, 10mg

3,3',4,5'-Tetrabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

beta-HCH, 10.0 µg/ml, Ethyl acetate, 10ml

5-Methyl-1H-benzotriazole, 100mg