Specification of Antimony Trioxide

PROPERTIES      

 ASSAY (Sb2O3)

99.500% Min.

Arsenic (As)

0.06% Max.

Lead (Pb) 

0.065% Max.

Iron (Fe)

0.002% Max.

Average Particle Size (Microns)

1.1

Whiteness

99.00% Min.

Residue on 325 Mesh

0.010% Max.

APPLICATIONS

The major use of Antimony Oxide is as a Flame Retardant synergist in plastics, rubber, textiles, adhesives, fiberglass & Paper.  Glass manufacturers use it as a fining agent or as degasser (to remove bubbles).

Porcelain and Enameling services use it as an opacifier.  Paint manufacturers use Antimony Oxide as a white pigment.  It is sometimes used with other materials to form yellow pigments.

PACKING

Packed in 25 kilograms multiwall paper bags, 40 bags per pallet.  Each pallet is stretch wrapped in polyethylene to prevent shifting of the bags during transit.