Perfluoro-n-[1,2,3,4,5-13C5]nonanoic acid, 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

DL-Nornicotine, neat, Solvent-neat, Unit 50mg, # of units-1, Cas.no. 5746-86-1

2,3,4,5-Tetrachlorophenol acetate, 10.0 µg/ml, Is