Selenium (Se) Back Catalog number: 56134 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8881.8-50-IO Pentabromoethylbenzene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 85-22-5 Price on request 2075.6-K-IP 2,4,5-Trichlorophenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 95-95-4 Price on request 11424.8-100-ME Asulam,100 µg/mL,MeOH,1mL, Price on request