Selenium (Se) Back Catalog number: 57234 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673751 Butafenacil, 100 µg/ml, Ethyl acetate, 5ml Price on request 680375 Ormetoprim, 250mg Price on request 3519.6-100 1,2,4-Trichlorobenzene, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 120-82-1 Price on request