Imbentin-N/050 (n= ca 2-8)

Sodium perfluoro-1-[1,2,3-13C3]hexanesulfonate, 1.2ml x 50ug/ml, methanol

Dibenzothiophene in Xylene Units: 5x1mL ampoule, 1x10mL screw cap bottle Chiron No. (Matrix) Concentration Isooctane Xylene White oil 3 cst µgS/g (ppm) Wt.% S-4055-0-IO S-4054-0-XY S

D5-Chlorobenzene, 10.0 µg/ml, Methanol, 10ml