Selenium (Se) Back Catalog number: 59960 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MDF-123469 1,2,3,4,6,9-Hexachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene Price on request 10170.24-K-IO 4-tert-Octylphenol 5EO, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 38010 CWA Low Level PAHs-HPLC Price on request