Selenium (Se) Back Catalog number: 57234 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2097.14-10MG Bis(2-methoxyethyl) phthalate, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 117-82-8 Price on request 3567.22-10MG 5,7,12,14-Pentacenetetrone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 23912-79-0 Price on request 70186 Fluorobenzene, 1000µg/ml in MeOH, 1ml Price on request