Ammonia as NH3 Back Catalog number: 50779 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0718.10-K-IO trans-Decaline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 493-02-7 Price on request 683409 2-Methylquinoxaline, 1000mg Price on request 9031.6-K-IO 1,2,4,5-Tetrachlorobenzene-d2, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 1198-57-8 Price on request