CH5ASFEXO3 is a chemical compound registered under CAS number 33972-75-7, with the molecular formula CH5 As O3 . x Fe and a molecular weight of about 193.79 g/mol. It is also known as Ferric methanarsonic acid. NewsChem supplies CH5ASFEXO3 for laboratory research and bulk production; product code 420466. Send an inquiry for purity, packaging, price and lead time.