Nitrate as N standard

4,4'-Dinitrobiphenyl, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1528-74-1

Lake Michigan Study’ PBDEs (Kit w/single solutions), 50µg/mL, Solvent-isooctane, Unit Kit, # of units-1, Cas.no.

D6-Sulfadimethoxine, 100 µg/ml, Acetonitrile, 1m