ANTIMONY TRIOXIDE █ Specification
|
Application
|
Flame retardant
|
Catalyst
|
|
|
Sb2O3 min
|
99.80
|
99.90
|
|
Chemical
Composition
%
|
Impurity≤
|
As2O3 max
|
0.05
|
0.01
|
|
PbO max
|
0.08
|
0.01
|
|
Fe2O3 max
|
0.005
|
0.002
|
|
CuO max
|
0.002
|
0.001
|
|
Se max
|
0.004
|
0.002
|
|
Cd Max
|
-
|
0.001
|
|
TAI max
(Tartaric acid insolubility)
|
-
|
0.1
|
|
Physical
performance
|
Whiteness≥ min
|
96
|
97
|
|
Average grain size (μm)
|
0.3-0.9
|
0.3-0.9
|
|
0.9-1.6
|
-
|
|
|