Selenium (Se) Back Catalog number: 58134 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9439.8-100 Demeton O, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 298-03-3 Price on request S-13062A1-1ML Pirimicarb, 100µg/ml in Acetonitrile, 1ml Price on request 2026.6-100MG gamma-HCH (BHC),neat,neat,100mg, Price on request