Rhodium(III) sulfate

  • Dirhodium trisulfate
  • Sulfuric acid, rhodium(3+) salt (3:2)
Formula
(H2O4S)3.2Rh
Structure
Description
Red-yellow solid

Registry Numbers and Inventories.
CAS
10489-46-0
EC (EINECS/ELINCS)
234-014-5
49 8 23/24/25 34
53 23 36/37/39 45
UN (DOT)
3098
Beilstein/Gmelin
32529 (G)
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
O12Rh2S3
Formula mass
500.05
Melting point, °C
>500 (decomposes)
Density
1.217 g/cm3 (25 C)
Solubility in water
Slightly soluble

Hazards and Protection.
Storage
Keep tightly closed. Store in a cool dry place. Unsuitable: Do not store near, nor allow contact with, clothing and other combustible material. Incompatible Materials: Do not allow contact with water
Protection
Wear appropriate government approved respirator, chemical-resistant gloves, safety goggles, other protective clothing. Faceshield (8-inch minimum).
Respirators
Wear positive pressure self-contained breathing apparatus (SCBA).
Small spills/leaks
Cover with dry lime or soda ash, pick up, keep in a closed container, and hold for waste disposal. Ventilate area and wash spill site after material pickup is complete.
Incompatibilities
Water, Strong oxidizing agents, Organic materials, Finely powdered metals.
Decomposition
Carbon monoxide, Carbon dioxide, Sulfur oxides.

Fire.
Fire fighting
Extinguish using Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Fire potential
May accelerate combustion.
Hazards
Emits toxic fumes under fire conditions. May accelerate combustion. Contact with other material may cause fire.
Combustion products
Fire may produce irritating, corrosive and/or toxic gases.

Health.
Exposure effects
May cause cancer by inhalation. Contact with combustible material may cause fire. Toxic by inhalation, in contact with skin and if swallowed. Causes burns.
   Ingestion
May be fatal if swallowed.
   Inhalation
Vapors may cause injury, burns, death.
   Skin
Contact may result in injury, burns and death.
   Eyes
See Skin.

First aid
 
   Ingestion
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
   Inhalation
If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
   Skin
Remove and isolate contaminated clothing and shoes. In case of contact with substance, immediately flush with running water for at least 20 minutes.
   Eyes
Assure adequate flushing of the eyes by separating the eyelids with fingers.

Transport.
UN number
3098
Response guide
Hazard class
5.1
Packing Group
III