Chloroauric acid, 99.995% trace metals basis 27988-77-8

Name: Chloroauric acid, 99.995% trace metals basis
Brand: Vaqora Chemicals
SKU: VQ-015384

About Chloroauric acid, 99.995% trace metals basis

Listed under CAS 27988-77-8, Chloroauric acid is a precious metal compound available from Vaqora Chemicals at a purity of 99.995%. The compound has the formula HAuCl4.aq, corresponding to a molecular weight of 339.79 g/mol. It is also known as Gold(III) chloride hydrate or Hydrogen tetrachloroaurate(III) hydrate.

The material typically appears as yellow orange to orange to brown crystals and lumps. Reported physical data include a density of 3.9 g/mL at 25 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. Good laboratory practice and suitable PPE are recommended during handling.

It is commonly used for materials research and chemical synthesis. Buyers come mainly from academic and industrial research.

We offer Chloroauric acid in 500 mg, 5 g and 25 g packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Materials research
Chemical synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Chloroauric acid, 99.995% trace metals basis
Catalogue No.	VQ-015384
CAS Number	27988-77-8
Molecular formula	HAuCl₄.aq
Molecular weight	339.79 g/mol
Purity / assay	99.995%
HSN code	28433000

Physical properties
Physical form	Crystalline
Appearance	Yellow orange to orange to brown crystals and lumps
Density	3.9 g/mL at 25 °C
UN number	UN 3260

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 27988-77-8

Puriss

Chloroauric acid (min. 12.5% Au)

CAS: 27988-77-8
Formula: HAuCl₄.xH₂O
MW: 339.79 g/mol

VQ-015381

Chloroauric acid (min. 25% Au)

CAS: 27988-77-8
Formula: HAuCl₄.aq
MW: 339.79 g/mol

VQ-015382

Chloroauric acid (min. 49% Au)

CAS: 27988-77-8
Formula: HAuCl₄.xH₂O
MW: 339.79 g/mol

VQ-015383

Frequently asked questions

What is the CAS number of Chloroauric acid, 99.995% trace metals basis?

The CAS Registry Number of Chloroauric acid, 99.995% trace metals basis is 27988-77-8. It is also known as Gold(III) chloride hydrate, Hydrogen tetrachloroaurate(III) hydrate, Tetrachloroauric(III) acid.

What is the molecular formula and molecular weight of Chloroauric acid, 99.995% trace metals basis?

Chloroauric acid, 99.995% trace metals basis has the molecular formula HAuCl4.aq and a molecular weight of 339.79 g/mol.

Which grade and pack sizes of Chloroauric acid, 99.995% trace metals basis can I order?

We supply Chloroauric acid, 99.995% trace metals basis in (99.995%) grade, in 500 mg, 5 g, 25 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Chloroauric acid, 99.995% trace metals basis?

Yes. Every lot of Chloroauric acid, 99.995% trace metals basis is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Chloroauric acid, 99.995% trace metals basis be shipped internationally?

Yes. Chloroauric acid, 99.995% trace metals basis is classified as hazardous (UN 3260), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.