Organochlorine Pesticide Standard Back Catalog number: 94294 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4143-KIT-6X1ML 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 12196.17-100G Aflatoxins in corn, mid level,Please enquire,corn,100g, Price on request 59443 Cations Mix Price on request