Antimony White PW 5 (Antimony Trioxide)
CAS 1309-64-4
In StockMOQ
25 kg
Lead Time
7–14 days
Packaging
25 kg bags
Specifications
| Density | 5.3 g/cm³ |
| Appearance | white powder |
| Color Index | PW 5 |
| Lightfastness | 8 (ISO 105-B02) |
| Heat Stability | 450°C |
| Oil Absorption | 12–22 g/100g |
| Refractive Index | 2.09 |
| Chemical Composition | Sb₂O₃ |
FAQ
Sb₂O₃ acts simultaneously as a white pigment (RI 2.09, moderate opacity) and a synergist with halogenated flame retardants (e.g., decabromodiphenyl oxide), releasing antimony trihalide radicals that interrupt the combustion chain reaction in the gas phase.
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