According to chemical composition, it can be classified into alkali ultra-thin glass and alkali-free ultra-thin glass, namely sodalime glass and aluminosilicate glass. 按照化学成分的不同,超薄玻璃可分为含碱超薄玻璃和无碱超薄玻璃。
Soda lime is a mixture of chemicals, used in granular form in closed breathing environments, such as general anaesthesia, submarines, rebreathers and recompression chambers, to remove carbon dioxide from breathing gases to prevent CO2 retention and carbon dioxide poisoning.