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Molekula

Gadolinium (III) oxide 99.999%

SKU 90038462 CAS 12064-62-9 Gd2O3 MW 362.50 Made to order

ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Certificate of Analysis with every batch

Gadolinium (III) oxide is a high-purity rare-earth compound widely used in magnetic resonance imaging (MRI) contrast agents, phosphors for lighting and displays, and advanced optical materials. This product is **Gadolinium (III) oxide (Gd₂O₃)**, CAS 12064-62-9, with a molecular weight of 362.50 g/mol and a purity of 99.999%. It is supplied as a fine powder, stable at ambient storage conditions, and requires handling with caution (signal word: Warning). Molekula supplies Gadolinium (III) oxide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Overview

Gadolinium (III) oxide is a high-purity rare-earth compound widely used in magnetic resonance imaging (MRI) contrast agents, phosphors for lighting and displays, and advanced optical materials. This product is **Gadolinium (III) oxide (Gd₂O₃)**, CAS 12064-62-9, with a molecular weight of 362.50 g/mol and a purity of 99.999%. It is supplied as a fine powder, stable at ambient storage conditions, and requires handling with caution (signal word: Warning). Molekula supplies Gadolinium (III) oxide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Pricing & pack sizes

Pack sizes & pricing

Pricing on request — packs available from research to bulk quantities.

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Specifications

Property Value
Fluorine (F) ND
Boron (B) 0.1 ppm
Cadmium (Cd) <0.1 ppm
Iron (Fe) 0.5 ppm
Iodine ND
Lead (Pb) 0.4 ppm
Mercury (Hg) 0.3 ppm
Arsenic (As) <0.4 ppm
Calcium (Ca) 1 ppm
Copper (Cu) <0.04 ppm
Magnesium (Mg) <0.3 ppm
Potassium (K) <1 ppm
Nickel (Ni) 0.02 ppm
Strontium (Sr) 0.8 ppm
Barium (Ba) 0.01 ppm
Zinc (Zn) 0.6 ppm
Lanthanum (La) 1 ppm
Vanadium (V) 0.2 ppm
Thallium (Tl) <0.01 ppm
Chromium (Cr) 0.07 ppm
Molybdenum (Mo) 0.2 ppm
Manganese (Mn) <0.03 ppm
Cobalt (Co) <0.005 ppm
Tin (Sn) <0.05 ppm
Sodium (Na) <0.2 ppm
Silver (Ag) < 0.006 ppm
Aluminium (Al) <0.5 ppm
Beryllium (Be) <0.004 ppm
Bismuth (Bi) <0.04 ppm
Antimony (Sb) <0.03 ppm
Selenium (Se) <0.05 ppm
Oxygen (O) MATRIX
Indium (In) <0.001 ppm
Tungsten (W) 0.07 ppm
Sulphur (S) ND
Silicon (Si) 0.6 ppm
Zirconium (Zr) <0.004 ppm
Titanium (Ti) <0.03 ppm
Lithium (Li) <0.02 ppm
Rubidium (Rb) 0.1 ppm
Gold (Au) 0.04 ppm
Iridium (Ir) <0.1 ppm
Platinum (Pt) 0.2 ppm
Rhodium (Rh) <0.002 ppm
Chlorine (Cl) ND
Tellurium (Te) <0.07 ppm
Palladium (Pd) <0.003 ppm
Ruthenium (Ru) <0.002 ppm
Holmium 0.03 ppm
Thulium 0.4 ppm
Ytterbium < 1 ppm
Lutetium <1 ppm
Bromine (Br) <0.05 ppm
Osmium (Os) 0.2 ppm
Niobium (Nb) <0.002 ppm
Cerium (Ce) <0.05 ppm
Scandium (Sc) <0.01 ppm
Gallium (Ga) <0.04 ppm
Terbium (Tb) 1 ppm
Gadolinium (Gd) MATRIX
Europium (Eu) 0.3 ppm
Samarium (Sm) 0.1 ppm
Neodymium (Nd) 1 ppm
Praseodymium (Pr) 0.4 ppm
Yttrium (Y) 0.8 ppm
Phosphorous (P) ND
Caesium (Cs) <0.004 ppm
Dysprosium (Dy) 0.6 ppm
Erbium (Er) <0.001 ppm
Hafnium (Hf) < 0.005 ppm
Tantalum (Ta) < 0.001 ppm
Rhenium (Re) 0.004 ppm
Thorium (Th) <0.01 ppm
Uranium (U) 0.1 ppm
Germanium (Ge) 0.03 ppm

Storage & handling

Property Value
Storage Temperature Ambient
Acidity Neutral

Identification

Property Value
SKU 90038462
CAS Number 12064-62-9
Molecular Formula Gd2O3
Molecular Weight 362.50
SMILES [O-2].[O-2].[O-2].[Gd+3].[Gd+3]
REACH Code Y113
TSCA Listed Yes
HTS Code 2846.90.8090
Tariff Code 2846906015

Safety & GHS

Warning
  • GHS pictogram — Health Hazard Health Hazard GHS07

Hazard statements

  • H319 Causes serious eye irritation

Precautionary statements

  • P264 Wash thoroughly after handling
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

Documents

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is gadolinium(III) oxide primarily used for?

Gadolinium(III) oxide is commonly used in magnetic resonance imaging (MRI) contrast agents, phosphors for lighting and displays, and as a dopant in optical fibers and laser materials.

What is the chemical formula and molecular weight of gadolinium(III) oxide?

The chemical formula is **Gd₂O₃** with a molecular weight of **362.50 g/mol**.

What is the purity grade of this gadolinium(III) oxide, and is it suitable for high-precision applications?

This product is supplied at **99.999% purity**, making it suitable for high-precision applications like MRI contrast agents and advanced materials research.

How should gadolinium(III) oxide be stored?

Store in a **dry, ambient-temperature environment**, away from moisture and strong oxidizing agents, in a tightly sealed container.

Does Molekula offer bulk quantities of gadolinium(III) oxide?

Yes, Molekula can supply gadolinium(III) oxide in **bulk quantities**—please contact us for pricing and availability tailored to your needs.

What documentation is provided with an order of gadolinium(III) oxide?

Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and batch-specific documentation for traceability.

Ready to order or need a custom pack?

Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.

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