Chlorpyrifos, 10.0 µg/ml, Acetonitrile, 10ml

Native DDT & Related Compound Solution/Mixture, 1.2ml, nonane

2-Fluorophenanthrene, 10µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 523-41-1

6.44 ppt TDS solution (box of 25x20mL sachet)