Metals Mix Back Catalog number: 59229 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71743 2-Acetylfuran Price on request S-4143-050-B 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 0015.16-100-T 1,8-Dinitropyrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 42397-65-9 Price on request