EPA 1638Mix A

2,2',3,3',4,4',5,5'-Octabromobiphenyl, 1.2ml x 50ug/ml, nonane

Low level Nitrogen & Sulfur Calibration Set Units: 1x1mL ampoules or 10mL screwcapped bottle Nitrogen introduced using Aniline / Sulfur introduced using di-n-Butyl Sulfide Catalogue No. Concentration Matrix: Benzene mg/kg (ppm) S-4143-0

N-Nitroso-diethanolamine, 100μg/ml in MeOH, 5ml