# zirconium

> chemical element with symbol Zr and atomic number 40

**Wikidata**: [Q1038](https://www.wikidata.org/wiki/Q1038)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Zirconium)  
**Source**: https://4ort.xyz/entity/zirconium


## References

1. [Source](https://www.rsc.org/periodic-table/element/40/zirconium)
2. zirconium. Global Substance Registration System
3. [CAS Common Chemistry](https://commonchemistry.cas.org/detail?cas_rn=7440-67-7)
4. ZIRCONIUM. PubChem
5. ChEBI release 2020-09-01
6. Atomic weights of the elements 2009 (IUPAC Technical Report)
7. periodic table
8. [Source](https://www.cns11643.gov.tw/wordView.jsp?ID=152890)
9. Nuovo soggettario
10. Freebase Data Dumps. 2013
11. Zirconium. ChemSpider
12. zirconium atom. ChEBI
13. Integrated Authority File
14. [Source](https://www.britannica.com/science/zirconium)
15. ZIRCONIUM, ELEMENTAL. Hazardous Substances Data Bank. 2019
16. Atomic weights of the elements 2013 (IUPAC Technical Report)
17. [Source](https://iupac.org/standard-atomic-weights-of-three-technology-critical-elements-revised/)
18. YSO-Wikidata mapping project
19. Zirconium. ECHA Substance Infocard database
20. UMLS 2023
21. Mapping file of InChIStrings, InChIKeys and DTXSIDs for the EPA CompTox Dashboard
22. Immune Epitope Database and Analysis Resource
23. CABI Thesaurus
24. National Library of Israel
25. KBpedia
26. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)
27. UniChem