Ferric oxide | CAS No. 1309-37-1

Ferric oxide

Basic Information

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CAS Number

1309-37-1

Molecular Formula

Fe2O3

Molecular Weight

159.69 g/mol

EINECS

215-168-2

Chemical Classification

Basic Chemical Raw Materials Inorganic Chemicals Acids

Basic Physical Properties

Melting Point

1538°C

Density

5.24

Water Solubility

INSOLUBLE

Flash Point

>230 °F

SMILES

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[O-2].[O-2].[O-2].[Fe+3].[Fe+3]

InChI

1S/2Fe.3O/q2*+3;3*-2

InChIKey

JEIPFZHSYJVQDO-UHFFFAOYSA-N

LogP

-0.31100

Complexity

Safety Information

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GHS Hazard Pictograms

H315

H319

H335

Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Stability

稳定的。

Sensitiveness

对湿度敏感

Synonyms & References

English

Ferric oxide(II,III), magnetic nanoparticles solution
Ferric(III) oxide
Iron(III) oxide, 99% trace metals basis
Iron(III) oxide, 99.9% trace metals basis
Iron(III) oxide, 98% trace metals basis
Iron(III) oxide, 99.95% trace metals basis
Iron(III) oxide, 99.99% trace metals basis
Iron(lll) oxide
Iron(III) oxide
Ferric oxide
Iron (III) Oxide Anhydrous
E 172
Iron (III) oxide - calcined
Ironoxide anhydrous
Ironoxideredbrownpowder
Iron oxide - precipitated
Ferric oxide,medicinal
Ferric oxide for ferrite
Iron (III) oxide, red
Hematite
Iron oxide
IRON OXIDE RED
C.I.P. R.101
C.I. PIGMENT RED 101
Iron oxide nanoparticles in water, 10nm, with amine surface functional group
Iron oxide nanoparticles in water, 10nm, with carboxylic acid surface functional group
Iron oxide nanoparticles in water, 10nm, with PEG
Iron oxide nanoparticles in water, 20nm, with amine surface functional group
Iron oxide nanoparticles in water, 20nm, with carboxylic acid surface functional group
Iron oxide nanoparticles in water, 20nm, with PEG
Iron oxide nanoparticles in water, 30nm, with amine surface functional group

MDL Number

MFCD00149717

EC Number

215-168-2

Customs Code

28211000

FAQ

What is Ferric oxide (CAS: 1309-37-1)?

Ferric oxide, with the chemical formula Fe₂O₃ and CAS number 1309-37-1, is a common inorganic compound composed of iron and oxygen. It appears as a reddish-brown powder and is a key component in various industrial and scientific applications. Ferric oxide is known for its high stability, insolubility in water, and role as a metal oxide with strong oxidizing properties.

What are the main uses of Ferric oxide (CAS: 1309-37-1)?

Ferric oxide (CAS: 1309-37-1) is widely used in pharmaceuticals as an iron supplement, in the production of magnetic materials, and as a pigment in paints and ceramics. It also serves as a catalyst in chemical reactions, a component in iron-based fertilizers, and is utilized in the food industry as a coloring agent. Its applications span from industrial manufacturing to research and development.

Is Ferric oxide (CAS: 1309-37-1) safe?

Ferric oxide (CAS: 1309-37-1) is generally considered safe when handled properly. However, inhaling large quantities of its dust may irritate the respiratory system, and ingestion can cause gastrointestinal discomfort. Safety standards recommend using appropriate protective equipment, such as gloves and masks, during handling. It is non-toxic in small amounts but should be avoided in high concentrations to prevent health risks.

How should Ferric oxide (CAS: 1309-37-1) be stored?

Ferric oxide (CAS: 1309-37-1) should be stored in a cool, dry place, away from moisture and light. Use airtight containers to prevent absorption of atmospheric humidity. Maintain storage temperature between 15-30°C and ensure proper ventilation. Avoid exposure to acidic or reactive substances to preserve its stability and prevent degradation.