Metals Standard #2 Back Catalog number: 59331 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1848.12-100MG 2,6-Naphthalenedicarboxylic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 1141-38-4 Price on request 672909 beta-Cyfluthrin, 250mg Price on request 41716 Benzo(a)pyrene, 100µg/ml in Acetonitrile, 1ml Price on request