Sodium carbonate
Sodium carbonate (CAS 497-19-8), with the chemical formula Na2CO3 and a molecular weight of 105.99 g/mol, is a crucial inorganic alkali. Also known as soda ash, it is an essential chemical widely employed in glass manufacturing, detergents, and chemical synthesis. Tech Serve Solutions supplies high-purity sodium carbonate, suitable for laboratory and industrial applications requiring precise chemical properties and consistent performance.
- IUPAC
- Calcined soda,Carbonic acid disodium salt,Soda ash
- Synonyms
- Calcined sodaCarbonic acid disodium saltSoda ash
Glass Manufacturing
Sodium carbonate acts as a fluxing agent in glass production, lowering the melting point of silica. This reduces energy consumption and facilitates the formation of glass at industrial scales.
Detergent Production
It is a key ingredient in many powdered and liquid detergents, where it functions as a builder. Sodium carbonate softens water by precipitating calcium and magnesium ions, enhancing cleaning efficacy.
Chemical Synthesis
As a readily available base and carbonate source, sodium carbonate is used in various organic and inorganic syntheses. It is employed in pH regulation and as a reactant in producing other sodium compounds.
Water Treatment
Sodium carbonate is utilized to adjust water pH and alkalinity, particularly in industrial water systems and swimming pools. It helps neutralise acidic conditions and improve overall water quality.
| Molecular weight | 105.99 |
|---|---|
| Linear formula | Na2CO3 |
| Assay | ≥99.5% |
| Grade | ACS reagent (primary standard)anhydrous |
| Solubility | H2O: soluble1 M at 20 °C, clear, colorless |
| pH | ~12.0 (25 °C, 1 M in H2O) |
| Concentration | 0.5 M Na2CO3 (1N) |
| Melting point | 851 °C(lit.) |
| Loss on drying | ≤1.0% loss on heating |
| Impurities tested | ≤0.005% silica≤0.01% insolubles |
| Suitability | complies for appearance of solution |
Hazard statements
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36 |
| Safety statements (S) | 22-26 |
| Cation traces | Ca: ≤0.03%Fe: ≤5 ppmK: ≤0.005%Mg: ≤0.005%heavy metals (as Pb): ≤5 ppm |
| Anion traces | chloride (Cl-): ≤0.001%phosphate (PO43-): ≤0.001%sulfur compounds (as SO42-): ≤0.003% |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Shelf Life | (limited shelf life, expiry date on the label) |
|---|---|
| Factor | 1.000 ±0.002 |
| Uv Absorption | λ: 260 nm Amax: 0.01λ: 280 nm Amax: 0.01 |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Sodium Carbonate (CAS 497-19-8) primarily used for?
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Sodium carbonate is primarily used in glass manufacturing, detergent production, chemical synthesis, and water treatment due to its alkaline properties and fluxing capabilities.
What is the CAS number and chemical formula for Sodium Carbonate?
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The CAS number for Sodium Carbonate is 497-19-8, and its chemical formula is Na2CO3.
What grade and purity does Tech Serve Solutions supply for Sodium Carbonate?
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Tech Serve Solutions supplies Sodium Carbonate in ACS reagent (primary standard) anhydrous grade with an assay of ≥99.5%.
How should Sodium Carbonate be handled safely?
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Sodium carbonate is a Warning substance (GHS07) that can cause serious eye irritation (H319). Handle with appropriate personal protective equipment, including dust mask type N95, eyeshields, and gloves. Avoid dust formation and ensure adequate ventilation. Refer to the Safety Data Sheet for detailed handling instructions.
Is Sodium Carbonate packed and exported by TSS?
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Yes, Tech Serve Solutions packs and exports Sodium Carbonate to laboratories and industries worldwide.
How can I request a quote or sample for Sodium Carbonate?
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To request a quote or sample of Sodium Carbonate, please contact our sales team through the website or by phone.
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