Properties:A milky white powder. Product Specification: Molecular formula：Sb2O5 Item Technical Date Physical properties Physical Water% 6-7 Crystal Water% 2-10CPS Stability 0.04micron whiteness ≥95.0 Chemical content Pb ≤0.03% As ≤0.02% Fe ≤0.001% Application:Mainly used as fire retardants in fibre and other industries. Packing:25kgs/Paper bag. tel:86013874845374