Selenium (Se) Back Catalog number: 57234 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675268 Fenpropathrin, 250mg Price on request 681728 Terbuthylazine-desethyl-2-hydroxy, 10mg Price on request 673442 Spiroxamine, 10 µg/ml, Acetonitrile, 10ml Price on request