Ammonia as N Back Catalog number: 59479 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3114.10-50-IO 1-Bromonaphthalene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 90-11-9 Price on request 68C-PAR Native Toxics/LOC Stock Solution, 1.2ml, nonane Price on request 2105.8-100-ME 1,5-Bis-(1-methylethyl)-biguanide HCl, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 45095-69-0 Price on request