Selenium (Se) Back Catalog number: 57134 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673385 Metolcarb, 100 µg/ml, Acetonitrile, 5ml Price on request 678081 Bromophos-ethyl, 100 µg/ml, Acetonitrile, 1ml Price on request 79513 Enflurane Price on request