Description

Potassium Tetrachloroaurate is an inorganic gold(III) salt, a key precursor for synthesizing gold nanoparticles and other gold-containing compounds. Its high purity and consistent reactivity make it an essential material for advanced research and industrial processes requiring precise gold deposition. This compound is primarily utilized by the electronics, nanotechnology, and catalysis sectors for applications ranging from conductive inks to specialized catalysts.

Application

• Gold Nanoparticle Synthesis: A fundamental precursor for the controlled production of colloidal gold nanoparticles used in diagnostics, sensors, and biomedical research.
• Electronics & Conductive Inks: Serves as a gold source for formulating conductive inks and pastes for printed electronics and microcircuit fabrication.
• Catalysis Research: Used as a starting material to prepare homogeneous and heterogeneous gold-based catalysts for organic synthesis and oxidation reactions.
• Surface Plating & Deposition: Employed in electroplating and electroless plating baths for applying thin, high-purity gold films on various substrates.
• Materials Science: A reagent for the synthesis of novel gold-containing materials, such as metal-organic frameworks (MOFs) and nanocomposites.
• Analytical Chemistry: Used as a standard or reagent in specific analytical methods for gold quantification and detection.

Basic Information

Product Name	Potassium Tetrachloroaurate
CAS No.	13682-61-6
Molecular Formula	KAuCl4
Molecular Weight	377.88 g/mol
Synonyms	Potassium Tetrachloroaurate(III); Potassium Auric Chloride; Gold Potassium Chloride; Potassium Chloroaurate; Potassium Gold Chloride; Tetrachloroauric Acid Potassium Salt; Potassium Tetrachloroaurate Trihydrate (common hydrated form); KAuCl4
EINECS	237-190-1

Quality Control

Our Potassium Tetrachloroaurate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including assay by titration and impurity profiling, to ensure high chemical purity and consistency. A Certificate of Analysis (COA) detailing specific results for purity, heavy metals, and other critical parameters is provided with every shipment to guarantee compliance with your technical requirements.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to standard
Assay (KAuCl4)	≥ 99.0%
Gold (Au) Content	≥ 52.0%
Insoluble Matter	≤ 0.01%
Chloride (Cl) Content	Conforms to theoretical
Heavy Metals (as Pb)	≤ 10 ppm
Iron (Fe)	≤ 5 ppm

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