D4-Ethephon-hydroxy, 100 µg/ml, Acetone, 1ml

Favipiravir-13C3, 0,5mg

Methyl-4-hydroxybenzoate, 1000µg/ml in MeOH, 1ml

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