2-Chloro-1,3-propanediol-d5,100 µg/mL,MeOH,1mL,

Heptachlor

Octachlorostyrene, 100µg/mL in Cyclohexane, 1ml

2,4,6,8-Tetrachlorodibenzothiophene, 1.2ml x 50ug/ml, toluene