Selenium (Se) Back Catalog number: 58034 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MET-11827C-250MG 1-(3,4-Dichlorophenyl)-3-methylurea, 250mg Price on request 2978.7-100-CY Aldicarb Price on request 677357 Acenaphthylene, 100 µg/ml, Cyclohexane, 1ml Price on request