Sodium Carbonate CAS 497-19-8
Property
Details
Chemical Formula
Na₂CO₃
Molecular Weight
105.99 g/mol
Appearance
White odorless powder/granules
Solubility
Soluble in water (22 g/100 mL at 20°C), glycerol; ins...
Category：Food Additives
Introduction
| Property | Details |
|---|---|
| Chemical Formula | Na₂CO₃ |
| Molecular Weight | 105.99 g/mol |
| Appearance | White odorless powder/granules |
| Solubility | Soluble in water (22 g/100 mL at 20°C), glycerol; insoluble in alcohol |
| pH | Strongly alkaline (pH 11.6 in 0.1M solution) |
| Uses | Glassmaking, chemicals, metallurgy, food additive, pH adjustment, lab reagent |
| Safety | Corrosive; store in sealed containers; avoid skin/eye contact |
Description
Sodium carbonate is also called soda ash, but the classification belongs to salt and does not belong to alkali. It is white powdered crystals, hygroscopic. Soluble in water and glycerin, slightly soluble in anhydrous ethanol, difficult to dissolve in propanol.
Application
Sodium carbonate can be used in the food industry as a neutralizing agent, a leavening agent, such as the manufacture of amino acids, soy sauce and pasta such as taro, bread and the like. It can also be added to the pasta with alkaline water to increase elasticity and ductility. Sodium carbonate can also be used to produce MSG
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