Iron(III) chloride
CAS 7705-08-0Cl3Fe162.2 g/mol
Iron trichloride is an iron coordination entity. It has a role as a Lewis acid and an astringent.
IUPAC: trichloroiron
PubChem
Physical & Chemical Properties
| Melting Point | 583 °F (NTP, 1992) |
| Boiling Point | 599 °F at 760 mmHg (Decomposes) (NTP, 1992) |
| Density | 2.8 at 68 °F (anhydrous solid) (USCG, 1999) - Denser than water; will sink |
| Solubility | 5 to 10 mg/mL at 68 °F (NTP, 1992) |
| Vapor Pressure | 1 mmHg at 381 °F (NTP, 1992) |
| Appearance | Ferric chloride is an orange to brown-black solid. It is slightly soluble in water. It is noncombustible. When wet it is corrosive to aluminum and most metals. Pick up and remove spilled solid before adding water. It is used to treat sewage, industrial waste, to purify water, as an etching agent for engraving circuit boards, and in the manufacture of other chemicals. |
Data: PubChem · Last updated: 4/20/2026
GHS Classification
No GHS classification data available.
Classification data is sourced from ECHA.
Regulatory Compliance
TSCA
Listed
note: Status based on EPA TSCA Active Inventory · inventory name: TSCA Chemical Substance Inventory
View sourceGlobal Trade Intelligence
No trade flow data available for this chemical.
HS Code(s): 2827
Data: UN Comtrade
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