1,2,3,4,6,8,9-Heptachloro[13C12]dibenzofuran, 1.2ml x 1ug/ml, nonane

4,4'-Diaminobiphenyl,1000 µg/mL,acetonitrile,1mL,

4-tert-Octylphenol-13C6monoethoxylate

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