Parathion methyl

1,3-Dioleoylglycerol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 25637-84-7

EPA Method 500 Series Internal Standard

Benzo[k]fluoranthene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 207-08-9