ICP-MS Internal Standard Back Catalog number: 50443 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673234 Clofentezine, 10.0 µg/ml, Acetonitrile, 10ml Price on request 675145 Benodanil, 250mg Price on request 681080 1-Naphthylamine, 50mg Price on request