Antimony (III) Sulfide 99,9% - 500g

Antimony(III) Sulfide
Other Names: Antimonous sulfide, Stibnite (mineral form)

Purity: >99.87%
Chemical Formula: Sb₂S₃
Molar Mass: 339.68 g/mol
CAS Number: 1345-04-6
Appearance: Grayish-black crystalline solid with metallic luster

Antimony(III) sulfide is an inorganic compound composed of antimony and sulfur. It occurs naturally as the mineral stibnite and can also be synthesized chemically. It is insoluble in water, but reacts with concentrated acids and alkalis. Its high purity and thermal stability make it useful in specialized industrial applications.

Chemical and Physical Properties

• Density: ~4.56 g/cm³

• Melting Point: ~550°C

• Boiling Point: Decomposes before boiling

• Solubility in Water: Insoluble

• Solubility in Other Solvents: Soluble in concentrated hydrochloric acid and potassium hydroxide

• Odor: Odorless

Applications

Pyrotechnics and Matches: Used as a fuel and colorant component in fireworks and match heads.

Semiconductor Industry: Employed in the development of infrared detectors and thermoelectric materials.

Glass and Ceramics: Acts as an opacifier and pigment in colored and translucent glassware.

Metallurgy: Occasionally used in refining and alloying processes involving lead and other metals.

Safety

Signal Word: Danger

Hazard Statements:

• H228: Flammable solid

• H302+H332: Harmful if swallowed or if inhaled

• H411: Toxic to aquatic life with long-lasting effects

Precautionary Statements:

• P210: Keep away from heat, hot surfaces, sparks, open flames, and other ignition sources. No smoking

• P261: Avoid breathing dust, fume, gas, mist, vapors, or spray

• P273: Avoid release to the environment

• P312: Call a POISON CENTER or doctor if you feel unwell

• P370+P378: In case of fire: Use sand, carbon dioxide, or dry chemical powder to extinguish

• P391: Collect spillage

• P501: Dispose of contents/container in accordance with local regulations, preferably by incineration in an industrial combustion facility

First Aid Measures

Eye Contact: Rinse cautiously with water. Seek medical attention if irritation persists.
Skin Contact: Wash with soap and water. Remove contaminated clothing.
Inhalation: Move to fresh air. If symptoms occur, seek medical advice.
Ingestion: Rinse mouth. Do not induce vomiting. Contact medical services immediately.

Handling and Storage

Storage Conditions: Store in a cool, dry, and well-ventilated area away from heat and ignition sources. Keep container tightly closed.
Handling Precautions: Avoid the generation and inhalation of dust. Use adequate protective equipment, including gloves and eye protection.