Carbofuran-3-hydroxy, 10.0 µg/ml, Acetonitrile,

Formaldehyde (10 ppm)

1-n-Butyl-2-phenylbenzimidazole, neat, Solvent-neat, Unit 10MG, # of units-11, Cas.no. 24107-62-8

Phenanthrene-9,10-13C2,100 µg/mL,n-nonane,1mL