Antimony Trioxide

Petrochemicals

Antimony trioxide is white crystalline powder mainly used as a fire retardant in the plastic industry and as a polyester catalytic in the synthetic fiber industry.

СAS: 1309-64-4
IMO: not regulated
UN: not regulated
Packaging: 25kg bags or 1000 kg BB

Parameter Unit Standard 99% Standard 99.5% Standard 99.8% Standard 99.8% Standard 99.9%
Sb2O3 % min 99 99.5 99.8 99.8 99.8
As2O3 % max 0,15 0,08 0,05 0,004 0,01
PbO % max 0,15 0,1 0,08 0,004 0,01
Fe2O3 % max 0,006 0,006 0,005 0,002 0,002
CuO % max 0,006 0,002 0,002 0,002 0,001
Se % max 0,005 0,005 0,004 0,002 0,001
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