2,3,3',4,4',5,5',6-Octachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Fenthion-sulfoxide, 10µg/ml in Acetonitrile, 10ml

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

Quality Control Standard of Mineral Oils 2 2x500µg/ml in n-Hexane i 1ml crimp-top