Fumaric acid Back Catalog number: 72167 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677352 Naphthalene, 100 µg/ml, Cyclohexane, 1ml Price on request 9495.9-100-IO Tri-n-propylphosphate-d21, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 9330.8-K-AN N-Nitrosodiisobutylamine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 997-95-5 Price on request