o-Xylene

N-(2-Hydroxyethyl)-N-methylperfluorooctane sulfonamide,50 µg/mL,acetonitrile,1mL,

1-Bromo-3,6-dichloro-9H-carbazole, 1.2ml x 50ug/ml, nonane

2,2',3,5-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL,