alpha-HCH-d6, 100µg/ml in Cyclohexane, 1ml

Ramipril, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 87333-19-5

Silicon (Si), 1000µg/ml in 2%-HNO3/Water, 100ml

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