flame retardant antimony trioxide

1.Used as flame PVC retardants
2.Used as catalytic agent in organic synthesis
3.Used as retardants in synthetic resin

 Antimony Trioxide

1.Chemical name: Diantimony trioxide

Molecular Formula: Sb2O3

CAS NO. 1309-64-4

2.Appearance: white powder
3.Specification of  Antimony Trioxide

Item	Sb2O399.80	Sb2O399.50	Sb2O399.00
Sb2O3%≥	96.80	96.5	96.00
MEG%	3-5	3-5	3-5
As2O3%≤	0.04	0.06	0.12
PbO%≤	0.03	0.10	0.20
Fe2O3%≤	0.005	0.006
Se%≤	0.002	0.002
CuO%≤	0.001	0.005
White	97°	95°	91°M
Average Size	0.3-0.6µm	0.6-1.1µm	0.7-1.3µm

4.Usage:
1) Antimony trioxideTtrioxide used as a fire retardant in the membranes of plastics industry and the enclosures of electric devices and household electric appliances such as PVC,PP ,PE ,PS ,ABS,PU ,etc:
2).Antimony trioxide is used as filling, covering agents and retardants for rubber, ceramics, enamels, fabrics, and fiber products.
3). Used as colors and retardants in oil paint and coating material industry.
4) Used as retardants in synthetic resin and papers.
5)  Used as catalytic agent in organic synthesis.

5.Packing: In composite paper bag lined with plastic film bag, net weight 25Kg.