Kerosene K2

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

(6)Helicene, racemic mixture of two enantiomers, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 187-83-7

(13C12)Dieldrin, 1.2mL x 100ug/mL, nonane