Petroleum Marker Standard

Paraquat dichloride, 100 µg/ml, Methanol, 1ml

n-Butyl n-octyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 84-78-6

Lake Michigan fish tissue -Org. contaminants, 5x8g