5-Nitro-o-toluidine

4-n-Nonylphenol diethoxylate, 1000µg/ml in Isooctane, 1ml

2,4'-DDE, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 3424-82-6

Ethanol standard in serum,2.0g/L,serum, 3.0mL