CAS 16903-35-8 Chloroauric acid - Materials / Alfa Chemistry

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Chloroauric acid

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Catalog Number

ACM16903358-1

Product Name

Chloroauric acid

Structure

CAS

16903-35-8

Category

Electrolytes

Synonyms

Hydrogen tetrachloroaurate(III) solution

Molecular Weight

339.79

Molecular Formula

HAuCl4

Boiling Point

100 °C

Melting Point

30 °C

Purity

99%+

Density

3.9 g/mL at 25 °C (lit.)

Solubility

Miscible with water, alcohol, ester, ether and ketone

Appearance

Yellow liquid

Application

Chlorine acid is mainly used for alkaloid determination, electroplating gold, photography, gold powder, porcelain coloring, red glass manufacturing, special ink and treatment of tuberculosis. It can also be used as analytical reagent, such as microanalysis of rubidium (Rb) and cesium (Cs). It is used for semiconductor, electronic connector and local gold-plated of integrated circuit lead frame, also for printing circuit boards.The HCl plus the HNO2
(hydrochloric and nitric acids) are combined to produce agua regia acid, which is the only
acid that can dissolve gold.

Storage

2-8 °C

Hazard Statements

H302-H314-H317

MDL Number

MFCD00149903

Safety Description

Danger

UN Number

UN 3260 8 / PGIII

MSDS

Download MSDS