# specific activity

> activity per mass of a radioactive sample

**Wikidata**: [Q2823748](https://www.wikidata.org/wiki/Q2823748)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Specific_activity)  
**Source**: https://4ort.xyz/entity/specific-activity


## References

1. Freebase Data Dumps. 2013
2. ISO 80000-10:2019 Quantities and units — Part 10: Atomic and nuclear physics
3. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)