2,4-DB-methyl ester, 250mg

Fenthion-oxon-sulfoxide, 10.0 µg/ml, Acetonitrile

1-Nitropyrene-d9, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 93487-20-8

Pivaldehyde-PFOA derivative, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no.