Salts in Crude Oil Back Catalog number: 51105 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9267.22-25-AN U{13C22}-Roquefortine C, 25µg/mL, Solvent-acetonitrile, Unit 1.2mL, # of units-1, Cas.no. Price on request 10199.23-50-AN JWH-073 N-(4-Hydroxybutyl) metabolite, 50µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. NA Price on request 30008 EPA Method 502.1 - Liquids Price on request