4.4'-DDE (13C12), 100µg/ml in n-Nonane, 1,2ml

2-Methyl-5-nitroaniline, 100 µg/ml, Acetonitrile,

Internal Standard

Isopimaric acid, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 5835-26-7