Tellurium (Te) Back Catalog number: 57552 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4143-025-10B 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 Price on request DF-12348-S 1,2,3,4,8-Pentachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request DF-IS-D200 Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request