Antimony Trioxide (Twinkling Star Brand)

Chemical Formula: Sb2O3

CAS No. :1309-64-4

UN No. :1549

Quality Specifications

  • Assay

    99.5% min (High Tint)

  • Arsenic (As)

    0.06% max

  • Iron (Fe)

    0.004% max

  • Lead (Pb)

    0.08% max

  • Tin (Sn)

    0.008% max

  • Copper (Cu)

    0.001% max

  • Sulfur (S)

    0.001% max

  • Silicon (Si)

    0.005% max

  • Selenium (Se)

    0.005% max

  • Residue on 325 Mesh

    0.10% max

  • Density (aerated)

    24-26 lb/cubic ft.

  • Density (packed)

    36-38 lb/cubic ft.

  • Avg. Particle Size 

    1.2 to 1.8 microns (cubic crystals)

  • Oil Absorption

    2-12 (gm oil/100 gm)

Physical Properties

  • Color / Appearance

    White, crystalline powder

  • Boiling Point

    2,597°F (1,425°C)

  • Melting Point (at 760 mm Hg)

    1,211°F (655°C)

  • Specific Gravity

    5.20

  • Solubility in Water

    Neglible (<0.1%)

  • Vapor Density

    10.0

  • % Volatile by Volume (at 21°C)

    0

  • Physical State

    Solid

Packaging

  • 25 kg (55.12 lbs) bag, 40 bags/pallet

The information provided in this document is believed to be accurate and was obtained from sources believed to be reliable. However, the information is provided without any representation or warranty, expressed or implied, with respect to its accuracy or completeness. It is the users’ responsibility to determine the suitability of this product and relevance of this information for its use. Filo Chemical does not assume liability resulting from the use, handling, storage, and disposal of this product.