Ammonia as (NH4+) Back Catalog number: 50630 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10231.13-100MG 2-Phenylbenzimidazole-5-sulfonic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 27503-81-7 Price on request 675092 Sodium p-n-decylbenzenesulfonate, 10mg Price on request 679761 6-Chloro-N-methyl-3-pyridinemethanamine, 100 µg/ml Price on request