Filo Chemical
Antimony Trioxide (Twinkling Star Brand)
Sb₂O₃

Quality Specifications

Assay
Arsenic (As)
Iron (Fe)
Lead (Pb)
Tin (Sn)
Copper (Cu)
Sulfur (S)
Silicon (Si)
Selenium (Se)
Residue on 325 Mesh
Density (aerated)
Density (packed)
Avg. Particle Size
Oil Absorption

99.5% min (High Tint)
0.06% max
0.004% max
0.08% max
0.008% max
0.001% max
0.001% max
0.005% max
0.005% max
0.10% max
24-26 lb/cubic ft.
36-38 lb/cubic ft.
1.2 to 1.8 microns (cubic crystals)
2-12 (gm oil/100 gm)

Physical Properties

Color / Appearance
Boiling Point
Melting Point (at 760 mm Hg)
Specific Gravity
Solubility in Water
Vapor Density
% Volatile by Volume (21°C)
Physical State.

White, crystalline powder
2,597°F (1,425°C)
1,211°F (655°C)
5.20
Neglible (<0.1%)
10.0
0
Solid

Packaging

• 55.12# (25 kg) bag
  
• 40 bags/pallet
  

Safety Data

CAS No.  1309-64-4
UN No.  NA9201