# buffering agent

> weak acid or base used to maintain the acidity (pH) of a solution near a chosen value after the addition of another acid or base

**Wikidata**: [Q2826769](https://www.wikidata.org/wiki/Q2826769)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Buffering_agent)  
**Source**: https://4ort.xyz/entity/buffering-agent


## References

1. CAC/GL 36-1989: Class names and the international numbering system for food additives, 2017 English revision
2. Freebase Data Dumps. 2013