Monocrotophos, 10 µg/ml, Ethyl acetate, 10ml

n-Undecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1120-21-4

p-Terphenyl-d14, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 1718-51-0

EPA Method 500 Series Internal Standard #5