Pyraziflumid, 100 µg/ml, Acetonitrile, 1ml

2,4'-DDT, 100µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 789-02-6

Total Organic Carbon (C), 1000µg/mL in 1% HCl/Water, 100ml

PCB No. 157, 10µg/ml in Isooctane, 10ml