Pyridaphenthion, 100 µg/ml, Acetonitrile, 5ml

2,4'-DDD, 100 µg/ml, Methanol, 1ml

Sulfur Calibr. Mix. Dibenzothiophene in Isooctane. 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

Metoprolol, 1000µg/ml in MeOH, 1ml