# nickel

> chemical element with symbol Ni and atomic number 28

**Wikidata**: [Q744](https://www.wikidata.org/wiki/Q744)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Nickel)  
**Source**: https://4ort.xyz/entity/nickel


## References

1. nickel. Global Substance Registration System
2. [CAS Common Chemistry](https://commonchemistry.cas.org/detail?cas_rn=7440-02-0)
3. NICKEL. PubChem
4. ChEBI release 2020-09-01
5. Atomic weights of the elements 2009 (IUPAC Technical Report)
6. NDF-RT
7. [Source](https://www.cns11643.gov.tw/wordView.jsp?ID=96087)
8. Nuovo soggettario
9. Freebase Data Dumps. 2013
10. Nickel. ChemSpider
11. nickel atom. ChEBI
12. Occupational allergic contact dermatitis from nickel in an aquatic plant (Ludwigia repens): pseudophytodermatitis
13. Integrated Authority File
14. NICKEL, ELEMENTAL. Hazardous Substances Data Bank. 2019
15. Atomic weights of the elements 2013 (IUPAC Technical Report)
16. [Source](https://webelements.com/nickel/index.html)
17. YSO-Wikidata mapping project
18. Nickel. ECHA Substance Infocard database
19. BabelNet
20. Medical Subject Headings
21. [California Proposition 65 list of chemicals](https://oehha.ca.gov/chemicals/nickel-and-nickel-compounds)
22. Mapping file of InChIStrings, InChIKeys and DTXSIDs for the EPA CompTox Dashboard
23. Quora
24. Immune Epitope Database and Analysis Resource
25. CABI Thesaurus
26. National Library of Israel
27. KBpedia
28. GF WordNet
29. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)
30. UniChem