Tech Serve Solutions

Gold(III) chloride hydrate

CAS 27988-77-8HAuCl4 · aqCatalysis & Inorganic

Gold(III) chloride hydrate (CAS 27988-77-8), molecular formula HAuCl4 · aq, is a high-purity chemical supplied by Tech Serve Solutions for catalysis & inorganic applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.

IUPAC
Auric chloride,Chloroauric acid,Hydrogen tetrachloroaurate(III) hydrate,Tetrachloroauric(III) acid
Gold(III) chloride hydrate
Chemical SynthesisEssential ChemicalsGoldGold ComplexesGold SaltsMaterials ScienceMetal and Ceramic ScienceResearch EssentialsSalts
01 /Properties
Molecular weight339.79 (anhydrous basis)
Linear formulaHAuCl4 · aq
Assay99.999% trace metals basis
Formcrystals and lumps
Density3.9 g/mL at 25 °C
ApplicationUsed in preparation of stable nanosized and underivatized colloidal gold particles in solution.1
CompositionDegree of hydration, ~3
02 /Safety & handling
Corrosive
Corrosive
Harmful / irritant
Harmful / irritant
Danger

Hazard statements

  • H302Harmful if swallowed
  • H314Causes severe skin burns and eye damage
  • H317May cause an allergic skin reaction

Precautionary statements

  • P280Wear protective gloves, clothing and eye/face protection
  • P305IF IN EYES
  • P310Immediately call a POISON CENTER or doctor
Protective equipmentEyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
Transport (UN / ADR)UN 3260 8 / PGIII
Water hazard class (WGK, DE)3
Hazard codes (EU)C
Risk statements (R)22-34-43
Safety statements (S)26-36/37/39-45

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

03 /Identifiers & registry
CAS number
27988-77-8
MDL number
MFCD00149903
PubChem substance
24855362
04 /Quality & supply

Documentation

Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

05 /Frequently asked questions

What is Gold(III) chloride hydrate?

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Gold(III) chloride hydrate (CAS 27988-77-8), molecular formula HAuCl4 · aq, is a high-purity chemical supplied by Tech Serve Solutions for catalysis & inorganic applications, to USP, BP and EP standards.

What grades of Gold(III) chloride hydrate does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Gold(III) chloride hydrate in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.

What is the CAS number and molecular formula of Gold(III) chloride hydrate?

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Gold(III) chloride hydrate has CAS number 27988-77-8 and molecular formula HAuCl4 · aq. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for Gold(III) chloride hydrate?

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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.

Do you provide a Certificate of Analysis (CoA) with each shipment?

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Yes. Every batch of Gold(III) chloride hydrate ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.

How should Gold(III) chloride hydrate be stored?

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Store Gold(III) chloride hydrate in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.

What is Gold(III) chloride hydrate used for?

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Gold(III) chloride hydrate is used in catalysis & inorganic applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.

How do I request a quote for Gold(III) chloride hydrate?

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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.

Need Gold(III) chloride hydrate in a specific grade or volume?

Request a quote