Ammonium citrate, dibasic

CAS 3012-65-5

Dibasic ammonium citrate is a buffer and sequestrant, used to control acidity and to tie up trace metals that would otherwise catalyse spoilage.

Where it is and isn’t permitted

Status of Ammonium citrate, dibasic by jurisdiction. Every jurisdiction this site covers is listed, including those where the substance does not appear.
JurisdictionStatusScope and limitsCitation
United StatesFood and Drug AdministrationPermitted21 CFR 184.1140retrieved 2026-09-07
Codex AlimentariusCodex Alimentarius Commission / JECFANot listedDoes not appear on this jurisdiction’s permitted list. That is not the same as being prohibited.

What it is made from

Made by neutralising fermentation-derived citric acid with ammonia.

  • Vegan
  • Vegetarian
CAS registry number
3012-65-5
InChIKey
YXVFQADLFFNVDS-UHFFFAOYSA-N
PubChem
CID 18171

Every name it appears under

30 recorded names. A label may use any of them.

CAS registry number

  • 3012-65-5

As it appears in regulation

  • Ammonium citrate, dibasic

Other names

  • 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, ammonium salt (1:2)
  • 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, diammonium salt
  • 2-Hydroxy-1,2,3-propanetricarboxylic acid, diammonium salt
  • AmmCitrate
  • Ammonium citrate dibasic
  • Ammonium Citrate Dibasic ACS Granular
  • ammonium hydrogen citrate
  • Ammonium hydrogencitrate
  • Ammonium monohydrogen citrate
  • Ammonium monohydrogen citrate; Citrate diammonium hydrogen
  • Ammonium monohydrogencitrat
  • Ammonium monohydrogencitrate
  • Citrate (diammonium)
  • Citric acid ammonium salt
  • citric acid diammonium salt
  • DA-H-C cpd
  • di-Ammonium hydrogen citrate
  • Diammonium 2-hydroxy-1,2,3-propanetricarboxylate
  • diammonium 3-carboxy-3-hydroxypentanedioate
  • DIAMMONIUM CITRATE
  • Diammonium citrate (secondary)
  • Diammonium hydrogen 2-hydroxypropane-1,2,3-tricarboxylate
  • Diammonium hydrogen citrate
  • diazanium;3-carboxy-3-hydroxypentanedioate
  • Dibasic ammonium citrate
  • HSDB 300
  • Microstop
  • N9BUG430K8

Hazard reference values

No reference value for this substance in the sources we hold.

Evidence and how bodies read it

Studies, and the differing conclusions regulators drew from them, are curated by hand rather than machine-read, and none has been written for this substance yet.

Sources for this page

  • ecfr retrieved 2026-09-07

Full licence terms and publisher details on Sources. How this page is built and updated: Method.

Machine-readable:/api/v1/additives/ammonium-citrate-dibasic.json