Ferric chloride
10025-77-1 · 7705-08-0 · 0I2XIN602U · Caswell No. 459 · CCRIS 2299 · Chlorure ferrique · Chlorure perrique · Cl3FeO6 · EPA Pesticide Chemical Code 034901 · Fe(III) chloride · Fe/ppm Pd for nitro group reductions · FeCl3 · FERRIC CHLORIDE · Ferric chloride hexahydrate, Iron trichloride hexahydrate · FERRIC CHLORIDE, ANHYDROUS · Ferric chloride, hexahydrate · Ferric chloride, solid · Ferric trichloride · Ferric trichloride hexahydrate · FERRUM MURIATICUM · Flores martis · HSDB 449 · Iron (III) chloride hexahydrate, A.C.S. reagent · Iron (III) chloride, Trace metals grade, 99.9% · iron (III) cloride · iron (III) trichloride · Iron (III), chloride, hexahydrate · Iron chloride · Iron chloride (Fe2Cl3) · Iron chloride (FeCl3) · IRON CHLORIDE (FECL3.6H2O) · Iron chloride anhydrous · iron chloride hexahydrate · Iron chloride, solid · Iron perchloride · IRON PERCHLORIDE, HEXAHYDRATE · Iron sesquichloride · Iron sesquichloride (DOT) · Iron trichloride · Iron trichloride hexahydrate · iron(3+) chloride · Iron(3+) chloride, hexahydrate · Iron(3+) chloride--water (1/3/6) · iron(3+) hexahydrate trichloride · iron(3+);trichloride;hexahydrate · Iron(III) chloride · Iron(III) chloride anhydrous · Iron(III) chloride on silica gel, powder, extent of labeling: 5 wt. % loading · Iron(III) chloride, anhydrous, powder, >=99.99% trace metals basis · Iron(III) chloride, CP · Iron(III) chloride, LR, anhydrous, >=97% · Iron(III) chloride, p.a., 98% · Iron(III) chloride, reagent grade, 97% · Iron(III) chloride, sublimed grade, >=99.9% trace metals basis · Iron(III) chloride, technical grade, 58% · iron-(III) chloride · iron-(III)-chloride · Natural molysite · Perchlorure de fer · TDA Reagent, for microbiology · trichloroiron · U38V3ZVV3V · USP Solution Ferric Chloride TS Conforms to USP · WLN: FE G3 · Iron(3+);trichloride;hexahydrate · trichloroiron · Ferric chlorideCAS 10025-77-1
Ferric chloride is an iron source and processing aid, used in fortification and in water treatment.
Where it is and isn’t permitted
| Jurisdiction | Status | Scope and limits | Citation |
|---|---|---|---|
| United States | Permitted | 21 CFR 184.1297retrieved 2026-09-07 | |
| Codex Alimentarius | Not listedDoes not appear on this jurisdiction’s permitted list. That is not the same as being prohibited. |
What it is made from
Produced by reacting iron with chlorine or hydrochloric acid.
- Vegan
- Vegetarian
- CAS registry number
- 10025-77-1
- InChIKey
- RBTARNINKXHZNM-UHFFFAOYSA-K
- PubChem
- CID 24380
Every name it appears under
67 recorded names. A label may use any of them.
CAS registry number
- 10025-77-1
- 7705-08-0
As it appears in regulation
- Ferric chloride
Other names
- 0I2XIN602U
- Caswell No. 459
- CCRIS 2299
- Chlorure ferrique
- Chlorure perrique
- Cl3FeO6
- EPA Pesticide Chemical Code 034901
- Fe(III) chloride
- Fe/ppm Pd for nitro group reductions
- FeCl3
- FERRIC CHLORIDE
- Ferric chloride hexahydrate, Iron trichloride hexahydrate
- FERRIC CHLORIDE, ANHYDROUS
- Ferric chloride, hexahydrate
- Ferric chloride, solid
- Ferric trichloride
- Ferric trichloride hexahydrate
- FERRUM MURIATICUM
- Flores martis
- HSDB 449
- Iron (III) chloride hexahydrate, A.C.S. reagent
- Iron (III) chloride, Trace metals grade, 99.9%
- iron (III) cloride
- iron (III) trichloride
- Iron (III), chloride, hexahydrate
- Iron chloride
- Iron chloride (Fe2Cl3)
- Iron chloride (FeCl3)
- IRON CHLORIDE (FECL3.6H2O)
- Iron chloride anhydrous
- iron chloride hexahydrate
- Iron chloride, solid
- Iron perchloride
- IRON PERCHLORIDE, HEXAHYDRATE
- Iron sesquichloride
- Iron sesquichloride (DOT)
- Iron trichloride
- Iron trichloride hexahydrate
- iron(3+) chloride
- Iron(3+) chloride, hexahydrate
- Iron(3+) chloride--water (1/3/6)
- iron(3+) hexahydrate trichloride
- iron(3+);trichloride;hexahydrate
- Iron(III) chloride
- Iron(III) chloride anhydrous
- Iron(III) chloride on silica gel, powder, extent of labeling: 5 wt. % loading
- Iron(III) chloride, anhydrous, powder, >=99.99% trace metals basis
- Iron(III) chloride, CP
- Iron(III) chloride, LR, anhydrous, >=97%
- Iron(III) chloride, p.a., 98%
- Iron(III) chloride, reagent grade, 97%
- Iron(III) chloride, sublimed grade, >=99.9% trace metals basis
- Iron(III) chloride, technical grade, 58%
- iron-(III) chloride
- iron-(III)-chloride
- Natural molysite
- Perchlorure de fer
- TDA Reagent, for microbiology
- trichloroiron
- U38V3ZVV3V
- USP Solution Ferric Chloride TS Conforms to USP
- WLN: FE G3
Systematic names
- Iron(3+);trichloride;hexahydrate
- trichloroiron
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/ferric-chloride.json