Internal Standard Solution, 1.2ml, toluene

1,2-Dimethylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 573-98-8

6-Chloroquinoxaline-2,3-diol, 10mg

2,6,9-Trimethylphenanthrene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 66271-32-7