Iprobenfos, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 683844 Manufacturer: HPC STANDARDS GmbH 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 51072 ASTM D-4815 Internal Standard Price on request 93389 Pentachlorophenol, 5000µg/ml in MeOH, 1ml Price on request