Pesticide Mix #21, 10µg/mL in Cyclohexane, 1ml

1,2,3,4,6,8,9-Heptachloro[13C12]dibenzofuran, 1.2ml x 1ug/ml, nonane

bis(4-Chlorophenyl)acetic acid

Native Halogenated Carbazoles Solution/Mixture, 1.2ml, nonane