Synonyms: Ferrate(4-),[L-valyl-L-glutaminyl-L-lysyl-L-cysteinyl-L-alanyl-L-glutaminyl-L-cysteinyl-L-histidyl-L-threonyl-L-valyl-L-glutamicacid cyclic (4®12'),(7®7')-bis(sulfide) with7,12-bis(1-mercaptoethyl)-3,8,13,17-tetramethyl-21H,23H-porphine-2,18-dipropanoato(6-)-N21,N22,N23,N24]-,tetrasodium; 22H-30,33-Imino-2,21:20,23-dimetheno-25,28-nitrilopyrrolo[2,3-e1][1,14,4,7,10,18]dithiatetraazacyclotritriacontine,cyclic peptide deriv., iron complex;22H-30,33-Imino-2,21:20,23-dimetheno-25,28-nitrilopyrrolo[2,3-e1][1,14,4,7,10,18]dithiatetraazacyclotritriacontine,ferrate(4-) deriv.; L-Glutamic acid, L-valyl-L-glutaminyl-L-lysyl-L-cysteinyl-L-alanyl-L-glutaminyl-L-cysteinyl-L-histidyl-L-threonyl-L-valyl-,cyclic (4®12'),(7®7')-bis(sulfide) with7,12-bis(1-mercaptoethyl)-3,8,13,17-tetramethyl-21H,23H-porphine-2,18-dipropanoicacid, iron complex; Microperoxidase MP 11 sodium salt