Metazachlor-ESA sodium salt, 100µg/ml in AL, 1ml

Dequalinium chloride, 500mg

6-Nitrobenzo[a]pyrene-d11, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 352431-12-0

PCB 209, 100µg/ml in Cyclohexane, 5ml