SB2O3 – SPECIFICATION

Antimony three oxides.

SB2O3 (Polyester Fiber Grade) SPECIFICATION Antimony three oxides

NO Parameters Result
1 Appearance White degree 98
2 Sb2o3% min 99.9%
3 Moisture% Max: 0.02 %
4 Pb ppm(max) 100
5 Fe2O3 ppm (max) 10
6 As ppm (max) 100
7 CuO ppm(max) 10
8 Se ppm(max) 5
9 Solubility in 2N HCL (1%) ok
10 Absorbance of 1% Soln. In MEG at 420 NM, 5 Cm Cell 0.03
11 Average size(um) 0.3-0.6
12 Antimony% 83.5%

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