Fipronil- 13C2 15N2, 1mg

2-Nitrofluoranthene, 100µg/ml in Toluene, 1ml

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

2,2,3,3,4,5,5-Heptachlorobiphenyl,172