EPA Method 8240A - Purgeable Surr Std

Hexamethylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 87-85-4

4-n-Octylphenol-di-ethoxylate, 1 µg/ml, Acetone,

2,3,4-Tribromodiphenyl ether, 1.2ml x 50ug/ml, nonane