2,3,7,8-Tetrachlorodibenzo-p-dioxin Back Catalog number: 19149 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4143-1-10B 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 C16175500 Phthalic acid, bis-n-pentyl ester, 250mg Price on request ACQ-SE15-030 Ethanol standard in serum,1.5g/L,serum, 3mL Price on request