Selenium (Se) Back Catalog number: 57834 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9402.16-100-ME Norfluoxetine hydrochloride, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 57226-68-3 Price on request LS20950009CY PAH-Mix 9, 10µg/mL in Cyclohexane, 5 x 1ml Price on request 72552 1,2,4-Trimethyl-5-nitrobenzene Price on request