Discontinued Back Catalog number: 58145 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678487 Profenofos, 100 µg/ml, Acetonitrile, 5ml Price on request C10861600 2-Butanol, certified, 5ml Price on request 1144.24-K-IO n-Tetracosane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 646-31-1 Price on request