Description – What is Antimony Trioxide
Product Name: antimony trioxide
Equivalent to: sb2o3, st23
Cas No. : 1309-64-4
Molecular Weight: 291.5
Application – Antimony Trioxide Uses & Markets
Antimony Trioxide Sb2O3 is used as a fire retardant in rubber, plastics, wire & cable, and other composites. It must be used in conjunction with a halogen source, for example, a brominated flame retardant.
Sb2O3 99.80% Min.
PbO 0.026% Max.
Fe2O3 0.006% Max.
As2O3 0.05% Max.
CuO 0.001% Max.
325 mesh sieve residue 0.05% Max.
Particle size 0.90 – 1.60 µm
Whiteness 93.0% Min.
Specific gravity at 20°C 5.20 typical.
Antimony Trioxide Grade: Sb2O3 has three grades including 99.5%, 99.8%, and 99.9%.
These properties are typical but do not constitute a specification either in part or as a whole. Specification data is available on request from sales, customer service or customer technical service.
Transportation classification: No regulation for transportation.
Packing: 25kg/bag; 1mt/pallet; 20mt/20’FCL.
Antimony Trioxide Shelf Life
60months if storage well.
Is Antimony Trioxide Dangerous Goods？
We have shipping certificates issued by SICIT China and related documents to export antimony trioxide.
Is antimony trioxide hazardous？
yes, it is, Before using and shipping, buyer shall check MSDS, Protection is required to avoid inhalation.
Baoxu Chemical Flame Retardant Brochure