4,4’-DDT

3 Fluorinated Internal Standard Mix 3 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% Fluorobenzene 39.7 1-Fluoronaphthalene 20.9 4-Ethyl-

Discrimination PAH Standard

cis-1,2-Dimethylcyclopentane, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 1192-18-3