Internal/Injection Standards, 1.2ml, toluene

Desmethylnarcotine, 1mg

2,3-Benzofluorene, 1000µg/ml in methylene chloride, 1ml

1,4-Dimethylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 571-58-4