Sulfite (SO32-),1000µg/mL in Water, 3 x 20ml

2,3,6-Tribromophenol, 1.2ml x 100ug/ml, toluene

4,4'-DDE, 100µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 72-55-9

2,3,5-Trichloroanisole