CLP CRI Standard Back Catalog number: 53159 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675166 Methabenzthiazuron, 100 µg/ml, Acetonitrile, 5ml Price on request 682835 3-Hydroxynaphthalene-2,7-disulfonic acid disodium Price on request 71958 2-Nitrofluorene Price on request