Indium oxide, 99.99%

Name: Indium oxide, 99.99%
Brand: Vaqora Chemicals
SKU: VQ-015256

About Indium oxide, 99.99%

Indium oxide is a main-group metal compound carrying the CAS registry number 1312-43-2, specified at 99.99% purity. Its molecular formula is In2O3 and its molecular weight is 277.63 g/mol. Its systematic (IUPAC) name is bis(indium(3+)). Tris(oxygen(2-)). Common synonyms include Diindium trioxide and Indium sesquioxide.

The material typically appears as a yellow to yellowish green powder. Literature values give a melting point of 1,910 °C and a density of 7.18 g/mL at 25 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

It is commonly used for paints, coatings and inks and materials research. Typical end-use sectors are academic and industrial research.

We offer Indium oxide in 10 g, 50 g and 1 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Paints, coatings & inks
Materials research

Industries

Specifications & identifiers

Chemical identifiers
Product name	Indium oxide, 99.99%
Catalogue No.	VQ-015256
CAS Number	1312-43-2
IUPAC name	bis(indium(3+));tris(oxygen(2-))
Molecular formula	In₂O₃
Molecular weight	277.63 g/mol
Exact mass	277.7925
Purity / assay	99.99%
HSN code	28259090
InChIKey	PJXISJQVUVHSOJ-UHFFFAOYSA-N
SMILES	[O-2].[O-2].[O-2].[In+3].[In+3]
PubChem CID	150905

Physical properties
Physical form	Powder
Appearance	Yellow to yellowish green powder
Melting point	1,910 °C
Density	7.18 g/mL at 25 °C
H-bond donors / acceptors	0 / 3
TPSA	3 Å²
Synonyms	Diindium trioxide, Indium sesquioxide, Indium trioxide, Indium (III) oxide, Indium (3+) oxide, indium oxide (In2-O3), Indium(III) oxide, Indium oxide (In2O3), In2O3, Indium(III)oxide, Indium(II) oxide

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H372Causes damage to organs through prolonged or repeated exposure
H412Harmful to aquatic life with long lasting effects

Precautionary statements: P260, P261, P264, P264 + P265, P270, P271, P273, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 1312-43-2

Indium oxide nanopowder, APS 30-50 nm, 99.99%

CAS: 1312-43-2
Formula: In₂O₃
MW: 277.63 g/mol

VQ-017476

Indium oxide pellets, 1-3 mm, 99.99%

CAS: 1312-43-2
Formula: In₂O₃
MW: 277.63 g/mol

VQ-015253

Indium oxide, 99.9%

CAS: 1312-43-2
Formula: In₂O₃
MW: 277.63 g/mol

VQ-015255

Indium oxide, 99.994%

CAS: 1312-43-2
Formula: In₂O₃
MW: 277.63 g/mol

VQ-015257

Puriss

Indium oxide, 99.997%

CAS: 1312-43-2
Formula: In₂O₃
MW: 277.63 g/mol

VQ-015258

Indium oxide, 99.999% (metals basis)

CAS: 1312-43-2
Formula: In₂O₃
MW: 277.63 g/mol

VQ-015259

Extra Pure

Indium oxide, 99%

CAS: 1312-43-2
Formula: In₂O₃
MW: 277.63 g/mol

VQ-015254

Frequently asked questions

What is the CAS number of Indium oxide, 99.99%?

The CAS Registry Number of Indium oxide, 99.99% is 1312-43-2. It is also known as Diindium trioxide, Indium sesquioxide, Indium trioxide.

What is the molecular formula and molecular weight of Indium oxide, 99.99%?

Indium oxide, 99.99% has the molecular formula In2O3 and a molecular weight of 277.63 g/mol.

Which grade and pack sizes of Indium oxide, 99.99% can I order?

We supply Indium oxide, 99.99% in (99.99%) grade, in 10 g, 50 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Indium oxide, 99.99%?

Yes. Every lot of Indium oxide, 99.99% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Indium oxide, 99.99% be shipped internationally?

Yes. Indium oxide, 99.99% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.