| Nihongo | jpn-001 |
| rajiumu | |
| Hànyǔ | cmn-003 | léi |
| Deutsch | deu-000 | Radium |
| English | eng-000 | radium |
| suomi | fin-000 | radium |
| français | fra-000 | radium |
| ISO 259-3 | heb-001 | radiyum |
| hyw-001 | radium | |
| italiano | ita-000 | radio |
| Hangungmal | kor-001 | radyum |
| lietuvių | lit-000 | radis |
| Nederlands | nld-000 | radium |
| polski | pol-000 | rad |
| português | por-000 | rádio |
| russkij | rus-001 | radij |
| español | spa-000 | radio |
| svenska | swe-000 | radium |
| Türkçe | tur-000 | radyum |