Millipore Sigma Vibrant Logo
Attention: We have moved. Merck Millipore products are no longer available for purchase on More

101582 Tetrachloroauric(III) acid trihydrate 99%

Purchase on Sigma-Aldrich


Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
16961-25-4240-948-4AuCl₄H * 3 H₂OAuCl₄H * 3 H₂O393.83 g/mol


Catalogue NumberPackaging Qty/Pack
1015820001 EPS box 1 g
Catalogue Number101582
SynonymsGold(III)chloride hydrochloric acid, Gold trichloride hydrochloride
DescriptionTetrachloroauric(III) acid trihydrate 99.5%
Product Information
CAS number16961-25-4
EC number240-948-4
Hill FormulaAuCl₄H * 3 H₂O
Chemical formulaAuCl₄H * 3 H₂O
Molar Mass393.83 g/mol
HS Code2843 30 90
Quality LevelMQ100
ApplicationTetrachloroauric(III) acid trihydrate 99.5% for analysis EMSURE®. CAS 16961-25-4, EC 240-948-4, chemical formula AuCl₄H * 3 H₂O.
Biological Information
Physicochemical Information
Density3.9 g/cm3 (20 °C)
Melting Point30 °C
Solubility150 g/l
Materials Information
Toxicological Information
Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Pictogram(s)
Hazard Pictogram(s)
Hazard Pictogram(s)
Hazard Statement(s)H290: May be corrosive to metals.
H302: Harmful if swallowed.
H314: Causes severe skin burns and eye damage.
H373: May cause damage to organs through prolonged or repeated exposure if swallowed.
H411: Toxic to aquatic life with long lasting effects.
Precautionary Statement(s)P260: Do not breathe dust.
P273: Avoid release to the environment.
P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.
P303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P314: Get medical advice/ attention if you feel unwell.
Signal WordDanger
Storage class8B Non-combustible, corrosive hazardous materials
WGKWGK 3 highly hazardous to water
Residues containing valuable recoverable metals should be forwarded for recycling. Container H.
Safety Information
Categories of dangercorrosive, sensitizing
Product Usage Statements
Storage and Shipping Information
Packaging Information
Transport Information
Declaration (railroad and road) ADR, RIDUN 3260 , 8, II
Declaration (transport by air) IATA-DGRUN 3260 , 8, II
Declaration (transport by sea) IMDG-CodeUN 3260 , 8, II, Segregation Group: 1 (Acids)
Supplemental Information
Identity (IR-spectrum)conforms
Assay (AuCl4H, calculated of Au)99 - 100 %
Global Trade Item Number
Catalogue Number GTIN
1015820001 04022536022987


Tetrachloroauric(III) acid trihydrate 99% SDS


Safety Data Sheet (SDS) 

Tetrachloroauric(III) acid trihydrate 99% Certificates of Analysis

Product Number PackagingSpecificationLot Number
1015820001 EPS boxPDF Specification Document