Surrogate Standard Back Catalog number: 92345 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1891.12-1G 2,7-Naphthalenedicarboxylic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 2089-89-6 Price on request 681206 Lumichrome, 100mg Price on request 93432 Appendix II Volatile Standard Price on request