Atrazine-2-hydroxy, 100µg/mL in MeOH, 1ml

1,2,3,4,7,8,9-Heptachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

cis-Nonachlor

2,2',3,3',5,5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane