Lithium hydroxide

Lithium hydroxide is an inorganic chemical compound with the formula HLiO and CAS number 1310-65-2. This alkali metal hydroxide has a molecular weight of 24 g/mol and serves as an important industrial chemical. It typically appears as a white crystalline solid that is highly soluble in water, forming strongly alkaline solutions. Lithium hydroxide is valued for its unique chemical properties among the alkali metal hydroxides, particularly its relatively high thermal stability and specific reactivity patterns that make it suitable for specialized industrial applications.

Lithium hydroxide is a white crystalline solid at room temperature with high water solubility, forming strongly alkaline solutions. It has a molecular weight of 24 g/mol, making it the lightest of the alkali metal hydroxides. The compound is hygroscopic, readily absorbing moisture from air, and exhibits good thermal stability compared to other hydroxides. It is odorless and has a characteristic bitter taste. When dissolved in water, it dissociates to form lithium and hydroxide ions, creating highly basic solutions with significant conductivity.

Lithium hydroxide is primarily used in battery manufacturing, particularly for lithium-ion batteries in electric vehicles and energy storage systems. It serves as a crucial raw material for producing lithium battery cathodes. Additionally, it finds applications in specialized greases and lubricants, air purification systems for submarines and spacecraft where it removes carbon dioxide, and in the production of other lithium compounds. The pharmaceutical industry also utilizes lithium hydroxide derivatives, and it serves as a catalyst in certain polymerization processes and chemical syntheses.

Lithium hydroxide requires careful handling due to its corrosive alkaline nature, necessitating appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and protective clothing. Work areas should be well-ventilated to prevent inhalation of dust particles. Avoid direct skin and eye contact, and prevent ingestion. Use non-sparking tools when handling the material, and ensure emergency eyewash stations and safety showers are readily accessible. Always handle in designated chemical areas away from incompatible materials, and maintain good housekeeping practices to prevent dust accumulation.

Lithium hydroxide should be stored in a cool, dry, well-ventilated area away from moisture due to its hygroscopic nature. Use tightly sealed containers made of compatible materials to prevent air exposure and contamination. Keep away from acids, aluminum, zinc, and organic materials which are incompatible. Storage areas should be equipped with appropriate spill containment measures and maintained at stable temperatures. Ensure storage locations are clearly labeled, easily accessible for emergency response, and separated from incompatible chemicals according to chemical segregation guidelines.

Lithium hydroxide contact requires immediate action due to its corrosive alkaline properties causing skin and eye irritation. For skin contact, immediately flush with plenty of water for at least 15 minutes while removing contaminated clothing. In case of eye contact, rinse thoroughly with clean water for at least 15 minutes and seek immediate medical attention. If inhaled, move the person to fresh air and monitor breathing. For ingestion, do not induce vomiting, rinse mouth with water, and seek immediate medical attention. Always consult with medical professionals and provide safety data sheets to healthcare providers.

Lithium hydroxide disposal must comply with local, national, and European waste regulations as it is classified as hazardous waste. Small quantities can be neutralized carefully with dilute acid under controlled conditions by qualified personnel, but this should only be done following proper protocols. Larger quantities require disposal through licensed hazardous waste contractors. Never dispose of lithium hydroxide in regular trash, sewers, or waterways. Maintain proper documentation of waste disposal activities, and ensure containers are properly labeled before transfer to waste management facilities.

Lithium hydroxide is classified under ADR Class 8 (corrosive substances) Group II for transportation, requiring specific packaging and labeling requirements. Packages must meet UN specification standards and display appropriate hazard labels and markings. Transport vehicles must carry proper documentation including transport documents and emergency response information. Drivers require ADR training certification, and vehicles must be equipped with appropriate emergency equipment. Segregation rules must be followed to prevent contact with incompatible materials during transport, and routes should avoid populated areas where possible.

Lithium hydroxide is subject to various European regulations including REACH registration requirements, CLP classification and labeling standards, and ADR transport regulations as a Class 8 corrosive substance. It is not classified as a SVHC (Substance of Very High Concern) under REACH. Companies must maintain safety data sheets, conduct chemical safety assessments, and implement appropriate risk management measures. Industrial users must comply with workplace exposure regulations and environmental discharge limits. Import/export may require additional documentation and customs declarations depending on quantities and destinations.

Lithium hydroxide is available through OYSI, a specialized European distributor of technical chemicals serving industrial customers across Europe. OYSI provides quality lithium hydroxide suitable for various industrial applications including battery manufacturing, chemical synthesis, and specialized industrial processes. As a professional chemical distributor, OYSI ensures proper packaging, documentation, and regulatory compliance for European markets. Contact OYSI directly for specific grades, quantities, technical specifications, and delivery options to meet your industrial requirements for lithium hydroxide in European markets.