Simazine, 100 µg/ml, Methanol, 1ml

Sulfapyridine, 100 µg/ml, Methanol, 1ml

2-Chloro-1,3-dinitrobenzene, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 606-21-3

Internal Standard Spiking Solution, 200ng/ml n Nonane/0.8% toluene, 1,2ml