Iron oxide pigment

Description

Iron oxide pigment · CAS 12227-89-3 · Fe3O4. UNII XM0M87F357. Melting Point: 1597 °C; Density: 5.17 @25 °C.

Identification

CAS Registry Number	12227-89-3
PubChem CID	16211978
Molecular formula	Fe3O4
IUPAC name	oxoiron;oxo(oxoferriooxy)iron
UNII (FDA)	XM0M87F357

Computed Descriptors

Molecular Weight	231.53
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	0
Exact Mass	231.784465
Monoisotopic Mass	231.784465
Topological Polar Surface Area	60.4
Heavy Atom Count	7
Formal Charge	0
Complexity	36.2

Physical & Chemical Properties

Melting Point	1597 °C
Density	5.17 @25 °C

Physical description & handling notes

• CBI; Other Solid
• CBI; Dry Powder; Wet Solid; Large Crystals; Wet Solid; Other Solid; Dry Powder; Dry Powder; Other Solid; Liquid; Other Solid; Dry Powder; Large Crystals; Liquid; Liquid; Dry Powder; Large Crystals

Regulatory Status

Regulatory & Food Contact	COLOUR: Food Additives CI PIGMENT BLACK 11 JECFA ADI: 0-0.5 mg/kg bw TRS 648-JECFA 23/13 FAS 6/NMRS 54A-JECFA 18/100 (1974) CIR / INCI: Cosmetic colorant
GHS notification summary	47% (956 / 2034)

GHS Hazard Classification

GHS notification summary	47% (956 / 2034)
Reported hazard statements	H252 (13%), H315 (32.3%), H319 (32.8%), H335 (32.3%)

Documented Uses

• Food Additives -> COLOUR -> JECFA Functional Classes
• Not Known or Reasonably Ascertainable
• Information on 41 consumer products that contain Ferrosoferric oxide in the following categories is provided:
• Information on 13 consumer products that contain C.I. Pigment Black 11 in the following categories is provided:
• 2023: 100,000,000 - <250,000,000 lb
• 2022: 100,000,000 - <250,000,000 lb

Synonyms

Ferriferrous Oxide; Oxide, Ferriferrous; Oxide, Ferrosoferric; RefChem:923566; DTXSID5029639; NSC729745; 1317-61-9; 215-277-5; Black Iron Oxide; C.I. 77499; CHEBI:50821; EPT 500; ferric ferrous oxide; Ferrosoferric Oxide; Iron (II, III) Oxide; Iron ores, magnetite

Frequently Asked Questions

What are the CAS number and molecular formula of Iron oxide pigment?

CAS 12227-89-3; molecular formula Fe3O4; molecular weight — g/mol.

What other names is Iron oxide pigment known by?

Ferriferrous Oxide, Oxide, Ferriferrous, Oxide, Ferrosoferric, RefChem:923566, DTXSID5029639, NSC729745.

What is the regulatory status of Iron oxide pigment?

Documented regulatory listings: COLOUR: Food Additives; CI PIGMENT BLACK 11; JECFA ADI: 0-0.5 mg/kg bw.

Is Iron oxide pigment classified as hazardous?

47% of GHS notifications report no hazard classification (956 of 2034).

What are the key physical properties of Iron oxide pigment?

Melting Point: 1597 °C; Density: 5.17 @25 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.