# dalton

> unit of mass defined as ¹⁄₁₂ of the mass of a carbon-12 atom

**Wikidata**: [Q483261](https://www.wikidata.org/wiki/Q483261)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Dalton_(unit))  
**Source**: https://4ort.xyz/entity/dalton


## References

1. ISO 80000-10:2019 Quantities and units — Part 10: Atomic and nuclear physics
2. Freebase Data Dumps. 2013
3. [Source](https://pml.nist.gov/cgi-bin/cuu/Value?u)
4. ISO 80000-1:2009 Quantities and units—Part 1: General
5. International Electrotechnical Vocabulary
6. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)