Simazine (ring-13C3), 100ug/ml in MeOH, 1,2ml

1-(2,4-Dichlorophenyl)-2-imidazol-1-yl ethanol, 10

1D,1D,2H,2H-1-Hydroxyperfluorooctane,50 µg/mL,MeOH,1mL,

Arsenic (As)