Description

Gold (III) Oxide, Hydrous is a high-purity inorganic compound primarily utilized as a precursor in advanced materials synthesis and catalysis. Its controlled composition and reactivity make it a critical raw material for applications demanding precise gold content and specific surface properties. This product is essential for researchers and manufacturers in the electronics, nanotechnology, and specialty chemical sectors seeking reliable, high-quality gold sources for innovative processes.

Application

• Catalyst Precursor: Serves as a starting material for synthesizing supported gold catalysts used in oxidation reactions, environmental remediation, and fine chemical production.
• Electronic Materials: Used in the formulation of conductive inks, pastes, and coatings for printed electronics and semiconductor applications.
• Nanomaterial Synthesis: Acts as a key reagent for the controlled production of gold nanoparticles and nanostructures with defined morphologies.
• Glass & Ceramic Coloring: Imparts rich ruby-red or purple colors in specialty glass, enamel, and ceramic glazes.
• Chemical Vapor Deposition (CVD): Employed as a source material for depositing thin films of gold or gold oxide in microelectronics fabrication.
• Research & Development: A fundamental compound for academic and industrial R&D in inorganic chemistry, materials science, and catalysis.
• Decorative & Artistic Applications: Used in high-value gilding, porcelain decoration, and art restoration due to its purity and color properties.

Basic Information

Product Name	Gold (III) Oxide, Hydrous
CAS No.	12512-29-7
Molecular Formula	Au2O3·xH2O
Molecular Weight	441.93 (anhydrous basis) + xH2O
Synonyms	Gold Trioxide Hydrate; Auric Oxide Hydrate; Digold Trioxide Hydrate; Gold(3+) Oxide Hydrate; Gold Sesquioxide Hydrate; Hydrated Gold Oxide; Yellow Gold Oxide
EINECS	Contact for details

Quality Control

Our Gold (III) Oxide, Hydrous is manufactured under strict quality management protocols. Each batch undergoes comprehensive analysis to ensure consistency and meets high-purity standards suitable for technical and research applications. A Certificate of Analysis (COA) detailing key parameters such as gold content, impurity profile, and loss on drying is provided with every shipment to guarantee traceability and quality assurance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be kept under dry conditions to prevent caking or degradation. Keep away from incompatible materials such as strong reducing agents.

Specification

Item	Specification
Appearance	Brownish-yellow to orange powder
Identification (IR)	Complies
Assay (as Au)	> 85.0 %
Loss on Drying	< 15.0 %
Chloride (Cl)	< 0.1 %
Nitrate (NO3)	< 0.1 %
Insoluble Matter	< 0.5 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.