o-Toluidine, 100 µg/ml, Methanol, 5ml

2,2',3,4',5,5',6-Heptachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

2,3,4,5-Tetrachloroanisole, 100 µg/ml, Methanol,

2-Propanol