Sodium perfluoro-3-methylheptanesulfonate, 1.2ml x 50ug/ml, methanol Back Catalog number: NAP3MHPS Availability: In the manufacturer's stock Price on request - + Recommended KEP Kepone, 1.2mL x 100ug/mL, nonane Price on request BDE-7 2,4-Dibromodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request S-4143-025-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