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12325 Hydrogen tetrachloroaurate(III) hydrate, 99.9% (metals basis), Au 49% min

CAS Number
Tetrachloroauric(III) acid
Chloroauric acid

Stock No. Size Price ($) Quantity Availability
12325-03 1g 119.00
12325-06 5g 532.00
12325-14 25g 2157.00
100g Pricing available on request. Click Bulk Quote button and specify size.
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Hydrogen tetrachloroaurate(III) hydrate, 99.9% (metals basis), Au 49% min


Chemical Properties

Formula Weight
Storage & Sensitivity
Hygroscopic. Light Sensitive. Store under Nitrogen. Ambient temperatures.
Soluble in water. Insoluble in ether.


Hydrogen tetrachloroaurate(III) hydrate is used for microanalysis of rubidium, cesium and determination of alkaloids. Usually used as a harbinger for the preparation of gold (Au) nanoparticles. It is used in control rods in nuclear reactors and in the manufacture of light electric light filaments.


It is incompatible with metals, reducing agents.

Literature References

Hongje, J.; Dal-Hee, M. Spherically-clustered porous Au-Ag alloy nanoparticle prepared by partial inhibition of galvanic replacement and its application for efficient multimodal therapy. ACS Nano 2015, 9 (3), 2696-2703.

Khan, M. M.; Ansari, S. A.; Khan, M. E.; Ansari, M. O.; Bong-Ki, M.; Cho, M. H. Visible light-induced enhanced photoelectrochemical and photocatalytic studies of gold decorated SnO2 nanostructures. New J. Chem. 2015, 39, 2758-2766.

Zhu, Q.; Wu, J.; Zhao, J.; Ni, W. Role of bromide in hydrogen peroxide oxidation of CTAB-stabilized gold nanorods in aqueous solutions. Langmuir 2015, 31 (14), 4072-4077.

GHS Hazard and Precautionary Statements

Hazard Statements: H302-H314-H317-H335

Harmful if swallowed. Causes severe skin burns and eye damage. May cause an allergic skin reaction. May cause respiratory irritation.

Precautionary Statements: P260-P264b-P270-P271-P272-P280-P303+P361+P353-P304+P340-P305+P351+P338-P310-P330-P331-P333+P313-P363-P501c

Do not breathe dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product. Use only outdoors or in a well-ventilated area. Contaminated work clothing should not be allowed out of the workplace. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER or doctor/physician. Rinse mouth. Do NOT induce vomiting. If skin irritation or rash occurs: Get medical advice/attention. Wash contaminated clothing before reuse. Dispose of contents/ container to an approved waste disposal plant

Other References

Hazard Class
Packing Group
Harmonized Tariff Code


  • A10807

    1-(3-Dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride, 98+%
  • A15235

    (1-Hexadecyl)trimethylammonium bromide, 98%
  • 11414

    Silver nitrate, ACS, 99.9+% (metals basis)
  • 13432

    Sodium borohydride, 98%
  • 42803

    Hydrogen tetrachloroaurate(III) hydrate, Premion®, 99.995% (metals basis), Au 49% min

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