20765-98-4

Name Rhodium (III) chloride trihydrate
CAS 20765-98-4
EINECS(EC#) 233-165-4
Molecular Formula Cl3H6O3Rh
MDL Number MFCD00149839
Molecular Weight 263.31
MOL File 20765-98-4.mol

Chemical Properties

Appearance red-brown to dark brown crystalline powder
Melting point  100 °C (dec.)(lit.)
density  2.76
storage temp.  Store at RT.
solubility  Methanol (Slightly), Water (Slightly)
form  crystalline
color  White to off-white
Water Solubility  soluble
Sensitive  Hygroscopic
Merck  14,8188
Exposure limits ACGIH: TWA 0.01 mg/m3
NIOSH: IDLH 2 mg/m3; TWA 0.001 mg/m3
Stability: hygroscopic
Major Application PEM fuel cells
homogeneous catalyst
material synthesis precursor
InChI InChI=1S/3ClH.H2O.Rh/h3*1H;1H2;/q;;;;+3/p-3
InChIKey HSSMNYDDDSNUKH-UHFFFAOYSA-K
SMILES [Rh](Cl)(Cl)Cl.O
CAS DataBase Reference 20765-98-4(CAS DataBase Reference)

Safety Data

Symbol(GHS)  Corrosion (GHS05)Exclamation Mark (GHS07)Health Hazard (GHS08)Environment (GHS09)
GHS05,GHS07,GHS08,GHS09
Signal word  Danger
Hazard statements  H290-H302-H318-H341-H410
Precautionary statements  P202-P273-P280-P301+P312-P305+P351+P338-P308+P313
Hazard Codes  Xn,Xi
Risk Statements 
R22:Harmful if swallowed.
R41:Risk of serious damage to eyes.
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/39:Wear suitable protective clothing and eye/face protection .
RIDADR  1759
WGK Germany  3
TSCA  Yes
HazardClass  8
HS Code  28439000
Storage Class 8A - Combustible corrosive hazardous materials
Hazard Classifications Acute Tox. 4 Oral
Aquatic Acute 1
Aquatic Chronic 1
Eye Dam. 1
Met. Corr. 1
Muta. 2

Raw materials And Preparation Products

Hazard Information

Well-known Reagent Company Product Information

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