Sodium Carbonate (Na₂CO₃)
Common Names: Soda Ash, Washing Soda
CAS Number: 497-19-8
Molecular Weight: 105.99 g/mol
Appearance: White crystalline powder or granules
Purity: ≥99,9%
Description:
Sodium Carbonate is a white, alkaline, water-soluble salt used in a wide range of industrial, chemical, and domestic applications. It is commonly known as soda ash (anhydrous form) or washing soda (hydrated form). As a strong alkaline base, it is widely used for pH adjustment, neutralization, and cleaning.
Applications:
Industrial & Chemical Manufacturing
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Key ingredient in glass production (reduces melting point of silica)
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Used in detergents and soaps as a water softener and alkaline builder
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Employed in paper, textile, and dyeing industries for pH regulation and chemical processing
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Serves as a fluxing agent in metallurgy and ceramics
Laboratory & Water Treatment
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Common pH buffer and titration reagent
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Used in alkaline cleaning solutions and acid neutralization
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Controls alkalinity in swimming pools and boiler water treatment
Pyrotechnics
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Occasionally used as a pH buffer, flame modifier, or alkaline filler in chemical formulations
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May act as a flame color suppressor or stabilizer in colored compositions
Household Use
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Multi-purpose cleaning agent and laundry booster
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Removes grease, oil, and stains from surfaces and fabrics
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Used to strip paint, clean drains, and soften water
Properties:
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pH (1% solution): ~11.5
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Solubility in Water: ~22 g/100 mL at 20 °C
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Melting Point: 851 °C
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Density: ~2.5 g/cm³ (anhydrous)
Handling & Safety:
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Irritating to eyes and skin — avoid direct contact
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Do not inhale dust — use in well-ventilated areas
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Store in sealed containers in a dry place to avoid clumping
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Not flammable or reactive under normal conditions
Packaging Options:
Available in 250 g, 500 g, 1 kg, and 5 kg sealed plastic bags. Bulk supply on request.
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