Sodium Pyroantimonate sodium thioantimonite Sodium Antimonate
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Sodium Pyroantimonate:
MF: H2Na2O7Sb2
Place of Origin: China (Mainland)
CAS No.:12507-68-5S
Other Name: Sodium Thioantimonite, Sodium Antimonate
Specification:
Item |
ES102 |
Top Grade |
First Grade |
Appearance |
White Powder |
White Powder |
White Powder |
Sb |
48.8±0.8 |
|
|
Impurities(%) |
|||
Sb2O3 |
≥58 |
58.4±0.8 |
58.4±0.8 |
Na2O |
12-13 |
12.5±0.5 |
12.5±0.5 |
Fe2O3 |
≤0.05 |
≤0.01 or 0.02 |
≤0.05 |
As2O3 |
≤0.03 |
≤0.02 |
≤0.02 |
PbO |
<0.10 |
<0.10 |
<0.50 |
Other Index |
|||
Crystal water(600℃ one hour) % |
21-23 |
21-22 |
21-22 |
Physical water(105℃ four huor)% |
<0.5 |
<0.3 |
<0.3 |
Particle Size (80 mesh sieve) |
Conform |
Conform |
Conform |
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