EPA Method 8260B Purgeable Internal Standard

2,2',3,3',4,5,5'-Heptachlorobiphenyl,100 µg/mL,isooctane,1mL,

n-Butyl iso-pentyl phthalate (n-Butyl 3-methylbutyl phthalate), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 144648-76-0

Chlorobenzene, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 108-90-7