peroxynitric acid is a chemical compound registered under CAS number 26404-66-0, with the molecular formula HN O4 and a molecular weight of about 79.01 g/mol. It is also known as Peroxonitrite. ReagentForLab supplies peroxynitric acid for laboratory research and bulk production; product code 358408. Send an inquiry for purity, packaging, price and lead time.