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Catalyst Grade Antimony Trioxide
 
Introduction
 
                     Molecular Formula                                  Sb2O3
 
                     Appearance                                            White crystal powder
 
                     Serial Number                                         AT-C
 
                     CAS Number                                          1309-64-4
 
 
Chemical Composition
 
                     Sb2O3                                                    99.9 % min
 
                     As                                                          0.0020 % max
 
                     Fe                                                          0.0015 % max
 
                     Pb                                                          0.0020 % max
 
 
Physical Properties
 
                     Mean Particle Size (F.S.S.S)                     2~5 µm
 
                     Color L                                                     97.0 min
 
                     Color b                                                     3.0 max
Packaging
 
Double plastic bags protected by a carton,
 
25kg net weight.
 
 
Application
 
Widely used as catalyst for the
 
poly-condensation of polyester PET.
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