DNPH - Mix 4, 50μg/ml in Acetonitrile, 5ml

4,4'-DDE, 100 µg/ml, Methanol, 1ml

17ß(H),21 alpha(H)-(22S)-Tetrakishomohopane , neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. 79897-70-4

2,3-Dimethylphenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 526-75-0