1,1,1,2-Tetrachloroethane, 100 µg/ml, Methanol,

N-Nitrosopiperazine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 5632-47-3

Acenaphthylene-d8, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 93951-97-4

Sodium Chloride (Cl-)