Propionic acid sodium salt, 1g Back Catalog number: NG-17604-1G Availability: In the manufacturer's stock Price on request - + Recommended 71919 Acetal Price on request 91816 Surrogate Standard Price on request S-4142-2-IO Low level Nitrogen Calibration Units: 1x1mL ampoules or 10mL screwcapped bottle Nitrogen introduced using Aniline Catalogue No. Concentration Matrix: isooctane mg/kg (ppm) S-4142-0 Blank S-4142-05 0.5 S-4142-1 Price on request