Isobutene Back Catalog number: 72431 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674758 Dicyandiamide, 250mg Price on request 9263.17-050-AN U{13C17}-Aflatoxin G1, 0.5µg/ml, Solvent-acetonitrile, Unit 1.2mL, # of units-1, Cas.no. Price on request C10205000 Aminomethyl phosphonic acid, certified, 0.1g Price on request