1,1-Difluoroethane, 1000µg/ml in MeOH, 1ml Back Catalog number: 71916 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 54174 Ferrous Iron (Fe) Price on request 675028 Sodium 4-n-octylbenzenesulfonate, 10mg Price on request 678271 Carbophenothion, 100 µg/ml, Acetonitrile, 5ml Price on request