Selenium (Se) Back Catalog number: 50478 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3886.9-100-ME 3-Methylindole, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 83-34-1 Price on request 93604 Volatile Mix 8260B Price on request 71954 2,3-Dimethylheptane Price on request