Description

Disulfitoaurate Sodium is a specialized gold coordination compound with significant utility in advanced material synthesis and catalysis. This chemical is valued for its role as a precise and stable source of gold(I) in solution, enabling controlled deposition and reaction processes. It is primarily sought by manufacturers and researchers in the electronics, nanotechnology, and specialty chemical sectors for applications requiring high-purity gold precursors.

Application

• Electroless Gold Plating: A key component in formulations for depositing thin, uniform gold layers on semiconductors, connectors, and printed circuit boards.
• Nanoparticle Synthesis: Serves as a precursor for the controlled synthesis of gold nanoparticles with specific sizes and morphologies for diagnostic and catalytic uses.
• Catalysis Research: Used as a soluble gold source in the development of homogeneous catalysts for organic transformations and chemical synthesis.
• Medical Device Coating: Employed in the surface modification of biomedical implants and sensors to enhance biocompatibility and conductivity.
• Conductive Inks: A critical ingredient in formulating inks for printing flexible electronics and RFID tags.
• Analytical Reagent: Functions as a standard or reagent in analytical chemistry for gold detection and quantification methods.

Basic Information

Product Name	Disulfitoaurate Sodium
CAS No.	39394-92-8
Molecular Formula	Na3[Au(SO3)2]
Molecular Weight	Contact for details
Synonyms	Sodium Gold(I) Disulfite; Sodium Disulfitoaurate(I); Aurous Sodium Sulfite Complex; Gold Sodium Sulfite; Sodium Tris(disulfito)aurate; Na3Au(SO3)2; Gold Plating Salt
EINECS	Contact for details

Quality Control

Our Disulfitoaurate Sodium is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. Quality is verified through comprehensive analytical testing, including assay, impurity profiling, and solution stability checks. A Certificate of Analysis (COA) detailing purity, gold content, and specific test results is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep the container sealed to prevent moisture absorption and decomposition.

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder
Identification (IR)	Conforms to standard
Assay (Au content)	≥ 47.0 %
Purity (HPLC)	≥ 98.0 %
Solubility (in Water)	Clear, colorless solution
pH (10% Solution)	8.0 - 10.0
Heavy Metals (as Pb)	≤ 20 ppm

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