Selenium (Se) Back Catalog number: 56134 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4444-2.5LX2 Mixed Alcohols, Butanol/Methanol (63:37) Price on request 1069.18-K-IO 1,4-Dimethyl-2-(3,7-dimethyloctyl)benzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 19550-60-8 Price on request 94986 Organonitrogen Pesticides Price on request