# arsenic

> chemical element with symbol As and atomic number 33

**Wikidata**: [Q871](https://www.wikidata.org/wiki/Q871)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Arsenic)  
**Source**: https://4ort.xyz/entity/arsenic


## References

1. arsenic. Global Substance Registration System
2. [CAS Common Chemistry](https://commonchemistry.cas.org/detail?cas_rn=7440-38-2)
3. Arsenic. ECHA Substance Infocard database
4. ARSENIC. PubChem
5. ChEBI release 2020-09-01
6. Atomic weights of the elements 2009 (IUPAC Technical Report)
7. [Source](https://www.cns11643.gov.tw/wordView.jsp?ID=87843)
8. Nuovo soggettario
9. Freebase Data Dumps. 2013
10. Arsenic. ChemSpider
11. arsenic atom. ChEBI
12. Identification of arsenobetaine as a major arsenic compound in the ivory shell Buccinum striatissimum.
13. Evidence for the presence of arsenobetaine as a major arsenic compound in the shrimpSergestes lucens
14. periodic table
15. BBC Things
16. ARSENIC, ELEMENTAL. Hazardous Substances Data Bank. 2019
17. Atomic weights of the elements 2013 (IUPAC Technical Report)
18. NDF-RT
19. Mineral Commodity Summaries 2025
20. [Source](http://www.cdc.gov/niosh-rtecs/CG802C8.html#modalIdString_CDCTable_3)
21. [Source](http://www.cdc.gov/niosh/idlh/7440382.html)
22. YSO-Wikidata mapping project
23. [Source](http://www.cdc.gov/niosh-rtecs/CG802C8.html#modalIdString_CDCTable_6)
24. [Source](http://echa.europa.eu/de/information-on-chemicals/registered-substances)
25. [California Proposition 65 list of chemicals](https://oehha.ca.gov/chemicals/arsenic)
26. Mapping file of InChIStrings, InChIKeys and DTXSIDs for the EPA CompTox Dashboard
27. Harmonized System
28. CABI Thesaurus
29. FactGrid
30. National Library of Israel
31. KBpedia
32. GF WordNet
33. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)
34. UniChem