Selenium (Se) Back Catalog number: 56134 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0242.24-200-T Dibenzo[a,h]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 189-64-0 Price on request 682393 Oxfendazole, 100 µg/ml, Methanol, 5ml Price on request 3350.22-100-CY beta-Cyfluthrin Price on request