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Rare Earth OxidesAvailable on request

Terbium(III) oxide, 99.99%

Synonyms: Diterbium trioxide · Terbium oxide (Tb2O3) · Terbium(III)oxide · Terbium(3+) oxide (2/3)

CAS No.12036-41-8
FormulaO3Tb2
Mol. weight365.85
Catalogue No.VQ-015532
Purity99.99%
HSN29420090

Terbium(III) oxide (CAS 12036-41-8) – rare earth oxide, 99.99%. O3Tb2, MW 365.85. Buy from Vaqora Chemicals with COA and worldwide shipping.

Pack sizesPrice on quotation · bulk available
2 g
10 g
100 g
Bulk / custom pack · kg to MT
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Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About Terbium(III) oxide, 99.99%

Listed under CAS 12036-41-8, Terbium(III) oxide is a rare earth oxide available from Vaqora Chemicals, specified at 99.99% purity. Its molecular formula is O3Tb2 and its molecular weight is 365.85 g/mol. Its systematic (IUPAC) name is tris(oxygen(2-)). Bis(terbium(3+)). Common synonyms include Diterbium trioxide and Terbium oxide (Tb2O3).

In its supplied form it is a white to off-white to black powder. Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

Key uses span phosphors and glass, catalysts and magnets and ceramics. Typical end-use sectors are academic and industrial research, electronics and semiconductors and metallurgy and mining.

Standard pack sizes are 2 g, 10 g and 100 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

  • Phosphors & glass
  • Catalysts
  • Magnets & ceramics

Industries

Specifications & identifiers

Chemical identifiers
Product nameTerbium(III) oxide, 99.99%
Catalogue No.VQ-015532
CAS Number12036-41-8
IUPAC nametris(oxygen(2-));bis(terbium(3+))
Molecular formulaO3Tb2
Molecular weight365.85 g/mol
Exact mass365.8354
Purity / assay99.99%
HSN code29420090
InChIKeySCRZPWWVSXWCMC-UHFFFAOYSA-N
SMILES[O-2].[O-2].[O-2].[Tb+3].[Tb+3]
PubChem CID159410
Physical properties
Physical formPowder
AppearanceWhite to off-white to black powder
H-bond donors / acceptors0 / 3
TPSA3 Ų

Safety & hazard information (GHS)

GHS07 Harmful / irritant
Harmful / irritant

Signal word: Warning

Hazard statements

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, 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

Frequently asked questions

What is the CAS number of Terbium(III) oxide, 99.99%?

The CAS Registry Number of Terbium(III) oxide, 99.99% is 12036-41-8. It is also known as Diterbium trioxide, Terbium oxide (Tb2O3), Terbium(III)oxide.

What is the molecular formula and molecular weight of Terbium(III) oxide, 99.99%?

Terbium(III) oxide, 99.99% has the molecular formula O3Tb2 and a molecular weight of 365.85 g/mol.

Which grade and pack sizes of Terbium(III) oxide, 99.99% can I order?

We supply Terbium(III) oxide, 99.99% in (99.99%) grade, in 2 g, 10 g, 100 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Terbium(III) oxide, 99.99%?

Yes. Every lot of Terbium(III) 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 Terbium(III) oxide, 99.99% be shipped internationally?

Yes. Terbium(III) 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.

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Why buyers choose Vaqora

  • Batch-traceable lots with COA
  • R&D packs to multi-tonne supply
  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
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