Nitrite (NO2-) as N Back Catalog number: 50449 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8962.21-100-ME 3-Chloro-1,2-propandiol-2-monolinoleate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request 21005 Acid Surrogate Standard Price on request 677209 D8-Ciprofloxacin hydrochloride hydrate, 10mg Price on request