Skip to Content
Merck
All Photos(1)

Documents

398349

Sigma-Aldrich

Rhodium(III) sulfate solution

~8% in H2O

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
Rh2(SO4)3
CAS Number:
Molecular Weight:
494.00
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.23

form

liquid

concentration

~8% in H2O

density

1.217 g/mL at 25 °C (lit.)

SMILES string

[Rh+3].[Rh+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O

InChI

1S/3H2O4S.2Rh/c3*1-5(2,3)4;;/h3*(H2,1,2,3,4);;/q;;;2*+3/p-6

InChI key

YWFDDXXMOPZFFM-UHFFFAOYSA-H

General description

Rhodium(III) sulfate is an anhydrous metal sulfate that is formed by oxidizing rhodium with concentrated sulphuric acid. It is a red crystal that forms a hydrated solution at high temperatures. It is majorly used in the production of high performance coatings by electroplating technique.

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

State of rhodium (III) in sulfuric acid solutions
Belyaev AV, et al.
Russian Journal of Coordination Chemistry, 33(2), 136-139 (2007)
Oxidizing Rhodium with Sulfuric Acid: The Sulfates Rh2(SO4)3 and Rh2(SO4)3
Schwarzer S, et al.
European Journal of Inorganic Chemistry, 2017(3), 752-758 (2017)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service