Hexachlorobenzene, 100 µg/ml, Methanol, 5ml

Perfluorooctane sulfonamide, 100mg

Dibenzo[e,ghi]perylene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 190-95-4

n-Pentacosane, ?13C: -28.21, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 629-99-2