Metformin Hydrochloride, 1g Back Catalog number: M258815 Manufacturer: TORONTO RESEARCH CHEMICALS Availability: In the manufacturer's stock Price on request - + Recommended 674459 2,2,4-Trimethyl-6(2H)-quinolinone, 5mg 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 96753 Terbufos Price on request