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310050 
Sigma-Aldrich 

Iron(III) oxide 

powder, <5 μm, ≥99%  
  1 of 1  
      
 
Synonym 
Ferric oxide
 
Molecular Formula
Fe2O3
 
Molecular Weight
159.69
 
CAS Number 
1309-37-1
MDL number 
MFCD00011008

 
PubChem Substance ID 
24858769

 
EG/EC Number 
215-168-2

 
 
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Price and Availability
Descriptions
Packaging  
2.5 kg in glass btl
 
  
25, 500 g in glass btl
 
Properties
assay 
≥99%
 
form 
powder
 
particle size 
<5 μm
References
Merck 
Merck 13,4058
 
Fieser 
Fieser 17,158
 
reference 
RegBook 1 (3), 3285:I / Sax 6, 1628
Safety
Hazard Codes 

 
Risk Statements 

 
Safety Statements 

 
WGK Germany 
NWG
 
RTECS 
NO7400000
Related Categories

 
   Related Information
 
MSDS
 
Specification Sheet
 
Certificate of Analysis

 
 
 
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