EPA Method 552.1 - Haloacetic acid esters

Parathion methyl

Benzo[ghi]perylene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 191-24-2

11H-Perfluoroundecanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1765-48-6