Selenium (Se) Back Catalog number: 57234 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675253 Tritosulfuron, 100 µg/ml, Acetonitrile, 5ml Price on request 8751.21-K-T 2,2-Bis[3,5-dibromo-4-(2,3-dibromopropoxy)phenyl]propane, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 21850-44-2 Price on request 2715.9-10MG Perfluorononanoic acid Price on request