Internal Standard Solution, 1.2ml, toluene

2-Phenylnaphthalene, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 612-94-2

N-Ethyl-N-(2-hydroxyethyl)perfluorooctylsulphonamide,neat,neat,10mg,

1,4,5,8-Tetrachloronaphthalene (96%), 1.2ml x 48ug/ml, nonane