Verification II Standard 2 Back Catalog number: 52020 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70249 Phenanthrene-d10, 1000µg/ml in MethyleneChloride, 1ml Price on request BR-NETFOSAA N-ethylperfluoro-1-octanesulfonamidoacetic acid isomeric mixture, 50µg/ml in MeOH, 1,2ml Price on request 680857 Demeton-O, 100 µg/ml, Acetonitrile, 1ml Price on request