Custom Standard Back Catalog number: 50311 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8217.13-K-AN n-Hexanal-PFBOA derivative, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. Price on request 71951 Ethylene sulfide Price on request 10627.12-50-T 1,2,3,6,7,8-Hexachlorodibenzo-p-dioxin Price on request