Selenium (Se) Back Catalog number: 57134 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended BDE-104 2,2',4,6,6'-Pentabromodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 679181 Secnidazole hydrate, 10mg Price on request 53011 Calibration Standard Mix 2 Price on request