4,4'-DDE, 100 µg/ml, Methanol, 1ml

Quality Control Standard of Mineral Oils 2 2x5000µg/ml in n-Hexane i 1ml crimp-top

2,3,3',4,4',5,6-Heptabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 189084-68-2

Parathion methyl