Metoprolol tartrate, 250mg Back Catalog number: 676328 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 674529 Benzyldimethyltetradecylammonium chloride, 10.0 µg Price on request C175375 Cannabigerolic Acid, 5mg Price on request S-4143-025-10B 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