MIOX Corp., of Albuquerque, N.M., received certification on Feb. 8 for both its mixed-oxidant and hypochlorite on-site generators for potable water disinfection. The generators are listed under NSF Standard 61, Drinking Water System Components-Health Effects. The certification procedure included a toxicology review to ensure that no contaminants were leached into the drinking water, a factory audit to verify formulations and QA/QC records, and product testing according to the protocols in the NSF standards.