4-Dimethylaminopyridine, 100mg

4-tert-Octylphenol, 1000µg/ml in Isooctane, 1ml

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

n-Pentadecane, ?13C: -30.22, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 629-62-9