Nabumetone EP Impurity B with CAS No: 343272-51-5 is an impurity standard of Nabumetone. Nabumetone is a nonsteroidal anti-inflammatory drug (NSAID) used to relieve pain and inflammation associated with various conditions, including arthritis and musculoskeletal disorders.Nabumetone is a nonsteroidal anti-inflammatory drug (NSAID) used to relieve pain and inflammation associated with various conditions, including arthritis and musculoskeletal disorders.Nabumetone is available in oral tablet form Buy high quality Nabumetone EP Impurity B from Molsyns Research. Molsyns Research is one of the leading manufacturer and exporter of Nabumetone EP Impurity B