Iron trichloride is an iron coordination entity.
How much products actually contain
No product states its amount yet.
Of the products containing it, 1 list it before the 1% line and 0 after it (usually 1% or less).
Products using this ingredient
1 of 1 confirmed · likeliest to carry enough first
Definition
Iron trichloride is an iron coordination entity. It has a role as a Lewis acid and an astringent.
Source: PubChem
US FDA substance register · UNII U38V3ZVV3V · registered name Ferric Chloride · single chemical substance
Cosmetic roles
Safety & regulatory references
- Allowed colourant
- United States
Source: US FDA prohibited and restricted ingredients
Not classified under Korea’s toxic-substance GHS list · existing chemical substance
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name 塩化鉄: 本品は、鉄の塩化物であり、次の化学式で表される。
Source: JCIA labelling names (Japan)
Names & identifiers
- CAS No.chemical registry number
- 7705-08-0
- EC No.EU chemical inventory number
- 231-729-4
- EC No.EU chemical inventory number
- 231-731-5
- DTXSIDUS EPA chemical ID
- DTXSID8020622
- DTXCIDUS EPA compound ID
- DTXCID60622
- IUPAC
- Iron(3+) trichloride
- Molecular formula
- Cl3Fe
- Molecular weight
- 162.2 g/mol
Measured properties
- pH
- 1 (200 g/ℓ, 20℃)
- Melting/freezing point
- 306 ℃
- Initial boiling point and range
- 316 ℃
- Vapour pressure
- 1 ㎜Hg (381℉)
- Water solubility
- 744 g/ℓ (0℃)
- Vapour density
- 2.89 g/㎤ (25℃)
- Relative density
- 2.898
- Decomposition temperature
- 315 ℃
- Molecular weight
- 162.2
Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.
Source: KOSHA safety data sheets (Korea)
What products actually use it for
What the 19 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Processing aids not otherwise specified4
- Flocculating agent2
- Etching agent2
- Cleaning agent2
- Sealant (barrier)1
- Solids separation (precipitating) agent, not other1
- Intermediate1
- Chemical reaction regulator1
5 other uses
- Dye1
- Astringent (EPA)1
- Dispersing agent1
- Flavouring and nutrient1
- Pigment1
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
4 skin studies and 2 eye studies are on record.
The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.
See all 6 studies
- Category 8.2C (Category 1C)
Skin Irritation · Read Across - Skin corrosion/irritation - Category 1
Skin Irritation · Screening - Classification not possible
Skin Sensitization · Screening - Category 1
Skin Irritation · Screening - Category 1
Eye Irritation · Screening - Category 8.3A (Category 1)
Eye Irritation · Read Across
Source: US EPA CompTox dashboard
Related literature
- Ferrous Ferric Chloride Stimulates the Proliferation of Human Skin Keratinocytes, Melanocytes, and Fibroblasts in Culture · 2009
- Ferrous Ferric Chloride Induces the Differentiation of Cultured Mouse Epidermal Melanocytes Additionally with Herbal Medicines · 2009
- Novel Rat Model of Severe Cerebral Venous Sinus Thrombosis Established by Combination of Semi-Ligation, Ferric Chloride, and Thrombin. · 2026
- The Effect of Ferric Chloride on Superficial Bleeding · 2015
- Ferrous ferric chloride stimulates the skin cell function and hair growth in mice. · 2009
Linked databases 20
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI
- China inventory of existing ingredients (IECIC)
- EU CosIng ingredient list 2
- JCIA labelling names (Japan)
- Korea Cosmetic Association ingredient dictionary
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- MFDS (Korea) cosmetic ingredient register 2
- NIST Chemistry WebBook
- PubChem
- Tlooto literature search 2 3 4 5
- UniChem cross-reference IDs
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA prohibited and restricted ingredients
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata
- Wikipedia · Korean · English · Japanese · Chinese