Strontium Fluoride, with the chemical formula SrF2

Strontium Fluoride, with the chemical formula SrF2 and CAS number 7783-48-4, is a significant inorganic compound known for its various applications across different industries. Here is a detailed description of the product:

1. Physical Properties: Strontium Fluoride is a white powder that is odorless and has a density of 4.24 g/mL at 25°C. It has a melting point of over 1400°C and a boiling point of 2489°C.

2. Solubility: It is slightly soluble in water, with a solubility of 11.7 mg/100 mL at 18°C, and is soluble in dilute acid solutions but not in hydrofluoric acid, ethanol, or propanol.

3. Crystal Structure: It belongs to the cubic crystal system and has a crystal structure similar to that of calcium fluoride (CaF2), with a lattice constant of 0.58 nm and a space group of Fm3m.

4. Applications: Strontium Fluoride is used in the manufacture of optical glass and laser crystals. It is also utilized in the pharmaceutical industry and in everyday chemical products, such as an anti-cavity additive in toothpaste and in welding materials.

5. Safety and Storage: It is classified as hygroscopic and should be stored in a cool and dry place, away from acids. Strontium Fluoride is packaged in plastic woven bags lined with plastic film bags, with a net weight of 25 kg per bag or 1000 kg per bulk bag.

6. Regulatory Information: The product is classified as an irritant, and exposure limits are set by ACGIH at 2.5 mg/m3 and by NIOSH at 250 mg/m3.

7. Handling Precautions: When handling Strontium Fluoride, it is recommended to wear protective clothing, including gloves and masks, to prevent inhalation of dust and contact with skin. In case of skin contact, it should be washed off with water, and if it enters the eyes, they should be rinsed with warm water. In case of ingestion, medical attention should be sought immediately.

In summary, Strontium Fluoride is a versatile compound with applications in optics, dentistry, and industrial processes. Its unique properties make it a valuable material in these fields, and proper handling and storage are essential due to its potential reactivity and toxicity.