Antimony Sulfide (Sb2S3)-Powder
Product Description
Characteristic
Antimony trisulfide (Sb2S3) is found in nature as the crystalline mineral stibnite and the amorphous red mineral metastibnite.
Chemical formula：Sb2S3
Molar mass：339.715
Appearance：grey / black orthorhombic crystal (stibnite)
Density：4.562g cm−3 (stibnite)
Melting point：550 °C (1,022 °F; 823 K) (stibnite)
Boiling point：1,150 °C (2,100 °F; 1,420 K)
Solubility in water：0.00017 g/100 mL (18 °C)
Magnetic susceptibility (χ)：-86.0·10−6 cm3/mol
Refractive index (nD)：4.046
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Application
It is manufactured for use in safety matches, military ammunition, explosives and fireworks. It also is used in the production of ruby-colored glass and in plastics as a flame retardant. Historically the stibnite form was used as a grey pigment in paintings produced in the 16th century.