Zinc chloride

CAS 7646-85-7

Zinc chloride is a zinc source and processing aid used in fortification.

Where it is and isn’t permitted

Status of Zinc chloride 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 182.8985retrieved 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

Produced by dissolving zinc in hydrochloric acid.

  • Vegan
  • Vegetarian
CAS registry number
7646-85-7
InChIKey
JIAARYAFYJHUJI-UHFFFAOYSA-L
PubChem
CID 5727

Every name it appears under

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

CAS registry number

  • 7646-85-7

As it appears in regulation

  • Zinc chloride

Other names

  • Chlorure de zinc
  • Dichlorozinc
  • EPA Pesticide Chemical Code 087801
  • Epitope ID:156810
  • European Pharmacopoeia Reagent 0.05M Zinc Chloride
  • Hexite
  • WLN: ZN G2
  • Zinc chloride, anhydrous
  • Zine dichloride
  • Zinkchlorid
  • Zinkchloride
  • Zintrace
  • ZnCl2

Systematic names

  • zinc chloride

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/zinc-chloride.json