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Industrial chemistry

Sulfur

Other names: sulphur, S, 16S

CAS №: 7704-34-9

Sulfur is a chemical element with the symbol S and atomic number 16. It has non-metal properties. Sulfur is a solid light yellow micro crystals. Large pure sulfur accumulations are a rarity, most of the sulfur is found in ores. Ore brimstone is a rock with a splash of pure sulfur.

Use

Sulfur is used:

• for the rubber vulcanization,

• as a fungicide in agriculture,

• in pharmacy,

• for sulfur asphalt,

• to produce sulfur concrete,

• to produce sulfur acid.

Physical properties

Molar weight g/mol 32.066
Density (alpha/beta/gamma) g/cm3 2.07/1.96/1.92
Liquid density g/cm3 1.819
Boiling point °C 444.6
Melting point °C 115.21
Critical pressure MPa 20.7
Heat of fusion kJ/mol 1.727
Heat of vaporization kJ/mol 45
Molar heat capacity J/mol*K 22.75
Thermal conductivity W/m*K 0,27

Quality Standard:

Purity % 99,9
Ash content % 0.02
Acids content on Sulfur % 0.0015
Organic substances content % 0.01
Water content % 0.0685

Package:

• 50kg, bags;

• 20′ FCL, 24tons.

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