Description

Sodium Tetrachloroaurate(III) Hydrate is a high-purity inorganic gold compound, serving as a critical precursor for gold nanoparticle synthesis and surface coating applications. Its primary value lies in providing a stable, water-soluble source of Au(III) ions, enabling precise control in advanced material fabrication and catalysis. This product is essential for researchers and manufacturers in the electronics, nanotechnology, and specialty chemical sectors.

Application

• Gold Nanoparticle Synthesis: A key starting material for the controlled production of gold nanoparticles (AuNPs) via chemical reduction methods.
• Electroplating & Surface Finishing: Used in specialized electroplating baths to deposit thin, uniform gold films on electronic components and connectors.
• Catalysis Research: Serves as a precursor for supported gold catalysts used in oxidation reactions and other catalytic processes.
• Conductive Inks & Pastes: A source of gold for formulating high-performance conductive inks used in printed electronics and microcircuits.
• Glass & Ceramic Coloring: Imparts a rich ruby-red color (cranberry glass) to specialty glass and ceramic glazes.
• Analytical Reagent: Employed as a standard or reagent in analytical chemistry for gold determination and other laboratory procedures.
• Medical Research: Investigated for use in biomedical applications, including diagnostic assays and therapeutic agent development.
• Seed-Mediated Growth: Acts as a gold source for the seed-mediated growth of nanorods and other anisotropic nanostructures.

Basic Information

Product Name	Sodium Tetrachloroaurate(III) Hydrate
CAS No.	29156-65-8
Molecular Formula	NaAuCl4·xH2O
Molecular Weight	397.80 (Anhydrous basis)
Synonyms	Sodium Tetrachloroaurate; Sodium Gold(III) Chloride; Sodium Chloroaurate; Gold Sodium Chloride; Sodium Aurichloride; Tetrachloroauric Acid Sodium Salt; Sodium Tetrachloroaurate Hydrate; NaAuCl4
EINECS	Contact for details

Quality Control

Our Sodium Tetrachloroaurate(III) Hydrate is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing to ensure high purity and consistency, meeting the stringent requirements of research and industrial applications. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay, impurity profiles, and physical characteristics.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and light-sensitive; prolonged exposure to air, moisture, or light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms
Assay (Au content)	≥ 48.0 %
Purity (NaAuCl4 basis)	≥ 98.0 %
Solubility (in Water)	Clear, yellow solution
Insoluble Matter	≤ 0.1 %
Chloride (Cl)	Conforms
Heavy Metals (as Pb)	≤ 50 ppm

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