Traditional Culture Encyclopedia - Photography major - Effect of sodium carbonate
Effect of sodium carbonate
The function of sodium carbonate is used as an alkaline agent for wool rinsing, bath salt and tanning leather. , widely used in light industry daily chemicals, building materials, etc. Used as raw materials, detergents and detergents for manufacturing other chemicals. It is also used for photography and analysis.
Used as neutralizer and filler in food industry, such as amino acids, soy sauce and pasta, such as steamed bread and bread. It can also be made into alkaline water and added to pasta to increase elasticity and ductility. Sodium carbonate can also be used to produce monosodium glutamate.
Sodium carbonate, an inorganic compound with chemical formula of Na2CO3 and molecular weight of 105.99, is also called soda ash, but it belongs to salt, not alkali, and is also called soda ash or alkali ash in international trade. Sodium carbonate is a white powder, tasteless and odorless, and easily soluble in water. The aqueous solution is strongly alkaline, which will absorb moisture and agglomerate in humid air, and some of it will become sodium bicarbonate.
The preparation methods of sodium carbonate include combined alkali method, ammonia alkali method, Rubin method and so on. , can also be refined with trona. It is an important inorganic chemical raw material, which is mainly used to produce flat glass, glass products and ceramic glaze. It is also widely used in household washing, acid neutralization and food processing.
Emergency treatment
1. Inhalation: Leave the site and move to a place with fresh air to rest. If you have difficulty breathing, give oxygen and seek medical attention.
2. Ingestion: rinse your mouth with water, drink milk or egg white, and then see a doctor.
3. Skin contact: Take off contaminated clothes immediately, rinse with plenty of running water for at least 15 minutes, and then seek medical attention.
4. Eye contact: Lift the eyelid immediately, rinse it with plenty of water or normal saline for at least 15 minutes, and then seek medical attention.
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