EPA Method 551.1 Internal Standard

2,6-Dichlorobenzamide, 10.0 µg/ml, Acetonitrile,

1,3-Dimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 16664-45-2

4-Chloroaniline, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 106-47-8