Sulfur
General Product Information
| Article | Sulfur |
| Synonyms | Sulphur |
| CAS No. | 7704-34-9 |
| EEG No. | – |
| EINECS No. | 231-722-6 |
| IMO | 4.1 |
| Tariff Code | 25030010 |
| UN No. | 1350 |
| VLG/ADR | – |
Description
Sulfur is a yellow, brittle, solid element that occurs naturally in mineral deposits and as a byproduct of petroleum and natural gas refining. It is an essential raw material in numerous industrial sectors because of its versatile properties and Applications, including Agriculture, Chemical Industry, rubber production and metal processing.
Characteristics
- Odor: Odorless.
- Hygroscopic: –
- Color: Bright yellow.
- Grade: Technical.
- Solubility: Not soluble in water.
- Shape: Crystalline powder.
Physical & Chemical Properties
| Chemical Structure | S |
| Molar Weight | – |
| Melting Point | Approx. 115 °C. |
| Boiling Point | Approx. 445 °C. |
| Density | Approx. 2.07 g/cm³. |
| Refractive Index | – |
| pH | – |
Interessing Links
- CAS Common Chemistry – Sulfur
- European Chemicals Agency (ECHA) – For chemical information and regulations.
- PubChem – Sulfur – Chemical information by the National Library of Medicine of the National Center for Biotechnology Information (NIH-NCBI).
- Wikipedia – Sulfur
Applications
Sulfur is applied in various ways, for instance:
1. Petrochemistry
Main use is in the production of sulfuric acid (H2SO4), essential for fertilizers, petroleum refining and numerous chemical processes.
2. Agriculture
Sulfur is used in crop protection (fungicides and pesticides) and soil improvement.
3. Rubber Industry
Applications at vulcanization of rubber, which improves mechanical properties.
4. Metal Industry
Use in desulfurization processes and as an additive in alloys.
5. Paper & Textile Industry
Sulfur compounds are used at bleaching and processing materials.