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Soda ash is the inorganic compound with the formula Na2CO3 is used in a wide range of products, such as powdered detergents and soaps and rechargeable batteries, as well as being used extensively in metallurgical processes, and across the food, cosmetic and pharmaceutical industries.
Soda ash, also known as sodium carbonate, is a white, odorless powder with various industrial, commercial, and household applications. It is a water-soluble compound derived from natural sources or produced synthetically through chemical processes.
Grade | AR |
Purity | 99.5% |
CAS No. | 497-19-8 |
HS Code | 28362010 |
Molecular Formula | Na2CO3 |
Molecular Weight | 105.99 |
Shelf Life | 60 Months |
Grade | AR |
Purity | 99.5% |
CAS No. | 497-19-8 |
HS Code | 28362010 |
Molecular Formula | Na2CO3 |
Molecular Weight | 105.99 |
Shelf Life | 60 Months |
Physical state at 20 °C | Solid |
Colour | White powder |
Odour | Odorless |
pH value | 12 at 106 g/l at 25 °C |
Melting point/ Freezing point [°C] | 851 °C |
Boiling point [°C] | 400°C |
Assay (on anhydrous basis) | Min 99.5% |
Insoluble matter in water | Max 0.01% |
Moisture (at 300°C) | Max 0.5% |
Chloride (Cl) | Max 0.002% |
Phosphate and silicate (as SiO2) | Max 0.005% |
Total sulphur (as SO4) | Max 0.005% |
Heavy metal (as Pb) | Max 0.0005% |
Calcium (Ca) | Max 0.03% |
Iron (Fe) | Max 0.0005% |
Potassium (K) | Max 0.01% |
Magnesium (Mg) | Max 0.005% |
Physical state at 20 °C | Solid |
Colour | White powder |
Odour | Odorless |
pH value | 12 at 106 g/l at 25 °C |
Melting point/ Freezing point [°C] | 851 °C |
Boiling point [°C] | 400°C |
Assay (on anhydrous basis) | Min 99.5% |
Insoluble matter in water | Max 0.01% |
Moisture (at 300°C) | Max 0.5% |
Chloride (Cl) | Max 0.002% |
Phosphate and silicate (as SiO2) | Max 0.005% |
Total sulphur (as SO4) | Max 0.005% |
Heavy metal (as Pb) | Max 0.0005% |
Calcium (Ca) | Max 0.03% |
Iron (Fe) | Max 0.0005% |
Potassium (K) | Max 0.01% |
Magnesium (Mg) | Max 0.005% |
Soda ash is a key component in the production of detergents and soaps. It acts as a water softener, enhancing the cleaning efficacy of detergents by binding to calcium and magnesium ions present in hard water.
In water treatment processes, soda ash is used for pH adjustment and alkalinity control. It helps neutralize acidic water and stabilize pH levels, making it suitable for various industrial and municipal water treatment applications.
One of the primary uses of soda ash is in the glass manufacturing industry. It is a crucial ingredient in the production of glass, where it serves as a flux to lower the melting point of silica sand, facilitating the formation of glass.
In the textile industry, soda ash is used in the dyeing and printing of fabrics, acting as a fixing agent for dyes. It is also employed in the paper industry for pH adjustment in the pulping process and as a sizing agent in paper production.
Direct contact with soda ash can cause irritation to the eyes and skin. Personal protective equipment (PPE) such as gloves and goggles should be worn when handling soda ash to minimize the risk of irritation.
Inhalation of soda ash dust may irritate the respiratory tract and cause coughing or respiratory discomfort. Adequate ventilation and respiratory protection are recommended in areas where soda ash dust may be present.
Soda ash should be stored in a cool, dry place away from moisture and incompatible substances. It should be handled with care to prevent spills, and spillage should be promptly cleaned up using appropriate absorbent materials.
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