| English | eng-000 |
| reductant | |
| العربية | arb-000 | عامل مختزل |
| 普通话 | cmn-000 | 试剂 |
| 普通话 | cmn-000 | 还原剂 |
| English | eng-000 | reagent |
| English | eng-000 | reducer |
| English | eng-000 | reducing agent |
| English | eng-000 | reducing material |
| English | eng-000 | reducing matter |
| English | eng-000 | reducing medium |
| suomi | fin-000 | pelkistin |
| français | fra-000 | réducteur |
| galego | glg-000 | axente redutor |
| galego | glg-000 | diluente |
| galego | glg-000 | redutor |
| magyar | hun-000 | fogyasztó szer |
| magyar | hun-000 | redukáló szer |
| 日本語 | jpn-000 | 還元剤 |
| олык марий | mhr-000 | уэшлачоҥыш |
| олык марий | mhr-000 | уэшчоҥыш |
| فارسی | pes-000 | احیا کننده |
| polski | pol-000 | osłabiacz |
| português | por-000 | redução |
| русский | rus-000 | восстановитель |
| slovenčina | slk-000 | redukovadlo |
| slovenčina | slk-000 | redukčný |
| español | spa-000 | agente reductor |
| ภาษาไทย | tha-000 | สารลดออกซิเจน |
| tiếng Việt | vie-000 | miễn cưỡng |