# thorium dioxide

> chemical compound

**Wikidata**: [Q420634](https://www.wikidata.org/wiki/Q420634)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Thorium_dioxide)  
**Source**: https://4ort.xyz/entity/thorium-dioxide


## References

1. thorium dioxide. ChEBI
2. [CAS Common Chemistry](https://commonchemistry.cas.org/detail?cas_rn=1314-20-1)
3. Thorium dioxide. ECHA Substance Infocard database
4. Thoria. PubChem
5. ChEBI release 2020-09-01
6. Library of Congress
7. Freebase Data Dumps. 2013
8. Thorium dioxide. ChemSpider
9. THORIUM DIOXIDE. Hazardous Substances Data Bank. 2019
10. Medical Subject Headings
11. [California Proposition 65 list of chemicals](https://oehha.ca.gov/chemicals/thorium-dioxide)
12. THORIUM DIOXIDE. CosIng database
13. Mapping file of InChIStrings, InChIKeys and DTXSIDs for the EPA CompTox Dashboard
14. National Library of Israel Names and Subjects Authority File
15. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)
16. UniChem