Tetraethyl Orthosilicate commonly used as a precursor for synthesizing silica gels and coating materials.Stop Responding. CAS 78-10-4 EC 201-083-8 Grade CP

Safety Information

Hazard Statements

• rious eye irritation.
• H315: Causes skin irritation.
• H335: May cause respiratory irritation.
• H411: Toxic to aquatic life with long-lasting effects.

Precautionary Statements

• P280: Wear protective gloves/protective clothing/eye protection/face protection.
• P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
• P304+P340: IF INHALED: Remove person to fresh air and keep comfortable for breathing.
• P273: Avoid release to the environment.

Applications

• Silicon Dioxide Films: TEOS is an ideal precursor for preparing high-quality silicon dioxide films.
• Optical Fiber Manufacturing: Used as a silicon source in the production of optical fibers, providing pure silicon material.
• Ceramic Materials: Acts as a precursor in the preparation of ceramic materials, enhancing their mechanical and thermal properties.
• Organic Synthesis: Serves as a solvent and catalyst in esterification and hydroxylation reactions among others.

Brand and Packaging

• Brand: KESHI
• Packaging: 500ml × 20 bottles per case

Summary

Tetraethyl orthosilicate (TEOS) is a versatile and valuable compound in materials science and organic synthesis, recognized for its role in creating silicon dioxide films, optical fibers, ceramics, and its use as a catalyst and solvent. The CP (Chemically Pure) grade ensures a high level of purity suitable for various precise applications. Safety precautions should always be followed to handle this chemical safely.