2,3,7,8-Tetrachlorodibenzo-p-dioxin

Acetonitrile-1,2-13C2,2000 µg/mL,MeOH,1mL,

Methylphenyldisulfide, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 14173-25-2

Perfluorooctane sulfonic acid, 10mg