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Home/Compounds/Industrial Chemical/Rhodium
Rh
102.9055 g/mol
Industrial ChemicalDanger

RHODIUM

CAS7440-16-6EC231-125-0
Category
Industrial Chemical
Compound Class
Other
Primary Use
Catalyst and corrosion-resistant plating

Rhodium is a rare, silvery-white, hard, corrosion-resistant transition metal belonging to the platinum group. It is a noble metal primarily valued for its catalytic properties and use in corrosion-resistant plating.

CatalystCorrosion-resistant plating

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Related Compounds

ReferenceSame Category

Ruthenium

CAS7440-18-8

catalyst for hydrocarbon synthesis

ReferenceSame Category

Silicon

CAS7440-21-3

Semiconductor and photovoltaic material

ReferenceSame Category

Silver

CAS7440-22-4

metal alloying and antibacterial agent

ReferenceSame Category

Sodium

CAS7440-23-5

Chemical intermediate and reducing agent

Safety Reference

Flammable
Flammable
Health Hazard
Health Hazard
Danger
H228Flammable solid
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

Customs Tariff Classification

The international HS code for RHODIUM (CAS 7440-16-6) is 7110.31, 7110.39.

HS code (international, 6-digit)

7110.31, 7110.39

EU CN code (8-digit)

7110 31 00, 7110 39 00

Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.

Identifiers
IUPAC Name

rhodium

InChIKey

MHOVAHRLVXNVSD-UHFFFAOYSA-N

SMILES

[Rh]

Synonyms (70)
  • RHODIUM
  • 103Rh isotope
  • 45Rh
  • Atomic Rhodium
  • Element Rhodium
  • Element-Rh
  • Elemental rhodium
  • RHODIUM METALLICUM
  • RHODIUM ON ALUMINA, 5% RH
  • RHODIUM(II) ION
  • Rh (element)
  • Rh Standard Solution
  • Rh on alumina
  • Rh on carbon
  • Rhodium (5% on Alumina)
  • Rhodium (Activated Carbon)
  • Rhodium (atomic)
  • Rhodium 103
  • Rhodium 5% on Al2O3
  • Rhodium black
  • Rhodium element
  • Rhodium fume
  • Rhodium hydride
  • Rhodium on alumina
  • Rhodium on carbon
  • Rhodium on carbon 55% water
  • Rhodium powder
  • Rhodium powder, -325 mesh
  • Rhodium powder, -60 mesh
  • Rhodium, 5% on carbon
  • Rhodium, 5% on carbon, dry
  • Rhodium, elemental
  • Rhodium, metal
  • Rhodium-103 isotope
  • hydridorhodium
  • rhodium (I)
  • rhodium atom
  • rhodium/alumina
  • rhodium/carbon
  • rodio

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