D8-4,4'-DDT, 10mg

4-n-Nonylphenol (ring13C6), 10µg/ml, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no.

1,2,3,4-Tetrachlorobenzene, 1000µg/ml in MeOH, 1ml

Metoprolol tartrate, 100 µg/ml, Methanol, 1ml