English: c. K-55 (2,4,6,8-tetranitro-2,4,6,8-tetraazabicyclo [3,3,0]-octanone-3, tetranitrosemiglycouril or keto-bicyclic HMX) (CAS 130256-72-3);
French: c. K-55 (2,4,6,8-tétranitro-2,4,6,8-tétraazabicyclo [3,3,0]-octanone-3, tétranitrosémiglycouril ou HMX céto-bicyclique) (CAS 130256-72-3);
German: c. K-55 (2,4,6,8-Tetranitro-2,4,6,8-tetraaza-bicyclo-3,3,0-octanon-3 (CAS-Nr. 130256-72-3), Tetranitrosemiglycouril oder keto-bicyclisches HMX),
Spanish: c. K-55 (2,4,6,8-tetranitro-2,4,6,8-tetraazabiciclo [3,3,0]-octanona-3, tetranitrosemiglicouril o keto-biciclico HXM) (CAS 130256-72-3);
Italian: c. K-55 (2,4,6,8-tetranitro-2,4,6,8-tetrazobiciclo [3,3,0]-ottanone-3, tetranitrosemiglicourile o cheto-biciclico HMX) (CAS 130256-72-3);
Portuguese: c. K-55 (2,4,6,8-tetranitro-2,4,6,8-tetraazabiciclo [3,3,0]-octanona-3, tetranitrosemiglicoril, ou ceto-biciclo HMX) (CAS 130256-72-3);
Dutch: K-55 (2,4,6,8-tetranitro-2,4,6,8-tetraazabicyclo[3,3,0]-octanon-3, tetranitrosemiglycouril of keto-bicylisch HMX) (CAS 130256-72-3);
Danish: c. K55 (2,4,6,8-tetranitro-2,4,6,8-tetraazabicyclo-[3,3,0]-octanon-3, tetranitrosemiglycouril eller keto-bicyklisk HMX) (CAS 130256-72-3)
Swedish: K-55 (2,4,6,8-tetranitro-2,4,6,8-tetraazabicyklo [3,3,0]-oktanon-3 tetranitrosemiglykouril, eller keto-bicykliskt HMX (CAS-nr 130256-72-3).
Finnish: c. K-55 (2,4,6,8-tetranitro-2,4,6,8-tetra-atsabisyklo[3,3,0]-oktanoni-3, tetranitrosemiglykouriili tai ketobisyklinen HMX) (CAS 130256-72-3);
Greek: γ. Κ-55 (2,4,6,8-τετρανιτρο-2,4,6,8-τετρααζαδικυκλο [3,3,0]-οκτανόνη-3, τετρανιτροημιγλυκοουρίλη, ή κετο-δικυκλικό HMX) (CAS 130256-72-3),
Czech: c. K-55 (2,4,6,8-tetranitro-2,4,6,8-tetraazabicyklo (3,3,0)-oktanon-3; tetranitrosemiglykuril čili keto-bicyklická HMX (CAS 130256-72-3);
Slovak: c. K-55 (2,4,6,8-tetranitro-2,4,6,8-tetraazabicyklo [3,3,0]-oktanón-3, tetranitrosemiglykoluril alebo keto-bicyklické HMX) (CAS 130256-72-3);
Polish: c. K-55 (2,4,6,8-tetranitro-2,4,6,8-tetraazabicyklo-[3,3,0]-oktano-3, tetranitrosemiglikouryl lub keto-bicyklo HMX) (CAS 130256-72-3);
Hungarian: K-55 (2,4,6,8-tetranitro-2,4,6,8-tetraazabiciklo [3,3,0]-oktanon-3, tetranitroszemiglikouril vagy keto-biciklikus HMX) (CAS 130256-72-3);
Slovenian: c. K-55 (2,4,6,8-tetranitro-2,4,6,8-tetraazabiciklo [3,3,0]-oktanon-3, tetranitrosemiglicouril ali keto-bicikličen HMX) (CAS 130256-72-3);
Romanian: K-55 (2,4,6,8-tetranitro-2,4,6,8-tetraaza-biciclo [3,3,0] octanona-3; tetranitrosemiglicouril sau keto-biciclic HMX) (CAS 130256-72-3);
Bulgarian: в. K-55(2,4,6,8-тетранитро-2,4,6,8-тетраазобицикло[3,3,0]-октанон-3 (тетранитросемигликурил, или кето-дицикло HMX) (CAS 130256-72-3);
Estonian: c. K-55 (2,4,6,8-tetranitro-2,4,6,8-tetraasabitsüklo[3,3,0]oktaanoon-3, tetranitrosemiglükouriil või ketobitsüklo-HMX) (CAS 130256-72-3);
Latvian: c. K-55 (2,4,6,8-tetranitro-2,4,6,8-tetraazabiciklo [3,3,0]-oktanons-3, tetranitrosemiglikourīls jeb ketobiciklo-HMX) (CAS 130256-72-3);
Lithuanian: c. K-55 (tetranitrosemiglikourilas arba keto-biciklinis HMX, 2,4,6,8-tetranitro-2,4,6,8-tetraazabiciklo [3,3,0] -oktanon-3) (CAS 130256-72-3);
Maltese: c. K-55 (2,4,6,8-tetranitru-2,4,6,8-tetraażabiċiklu [3,3,0]-oktanon-3, tetranitrusemiglikuril jew keto-biċikliku HMX) (CAS 130256-72-3);