Internal & Surrogate Standard 8260B

Tetrachloroethene, 100 µg/ml, Methanol, 5ml

3,4,5-Trimethylheptane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 20278-89-1

2,3,3',4'-Tetrabromobiphenyl, 1.2ml x 50ug/ml, nonane