EPA Method 552.1 - Surrogate Standard

Monophenyltriethyltin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 878-51-3

Dibenzo[a,i]pyrene-d14, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 158776-07-9

N,N'-Diphenyl-1,4-phenylenediamine, 250mg