Selenium (Se) Back Catalog number: 58034 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1401.14-K-IO ß-Naphthylpropylketone, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17666-88-5 Price on request 0359.6-100MG 3-Ethylthiophene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 1795-01-3 Price on request 0430.13-K-IO 2-Methylbiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 643-58-3 Price on request