Coumaphos, 100 µg/ml, Acetonitrile, 1ml

Pyridine

1,2,4,7,9-Pentachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

4-tert-Ocylphenol-13C6, neat, Solvent-neat, Unit 1mg, # of units-1, Cas.no.