D10-Chlorpyrifos, 100 µg/ml, Acetonitrile, 5ml

n-Tetracontane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 4181-95-7

Perfluorohexylphosphonic Acid, 10mg

Perfluorotridecanoic acid, 100mg