Dimethyl glutarate

3,3',4-Trichlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 37680-69-6

1,2,3,3a,4,5,6,7,8,9,9a,10,11,12-Tetradecahydroperylene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 7594-86-7

EPA Method 500 Series Internal Std #4