EPA Method 8070 - Nitrosamines

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

Progesterone

Dibenzo[a,l]pentacene ('1,2:8,9-Dibenzopentacene), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 227-09-8