10138-04-2 64367-80-2 Ammonium ferric alum Ammonium ferric sulfate Ammonium iron bis(sulphate) Ammonium iron disulfate Ammonium iron sulfate Ammonium iron sulfate (VAN) EINECS 233-382-4 Ferriammonium sulfate Ferric ammonium alum Ferric ammonium disulfate Ferric ammonium sulfate Ferric ammonium sulfate (VAN) Iron ammonium disulfate Monoammonium ferric disulfate NSC 27280 Phenistix SULFURIC ACID, AMMONIUM IRON(3+) SALT (2:1:1)