MCPA, 100 µg/ml, Acetonitrile, 5ml

2,2',3,3',4,4',5-Heptachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

2,3,3,4,5,6-Hexachlorobiphenyl,BZ-163

1,2,3-Trichlorobenzene