Borax Pentahydrate (Sodium Tetraborate Pentahydrate)
Sodium Tetraborate Pentahydrate; Disodium Tetraborate Pentahydrate; Sodium Borate Pentahydrate; Borax Pentahydrate; E285
Borax Pentahydrate – Summary:
Borax pentahydrate, also known as sodium tetraborate pentahydrate, is a white crystalline inorganic raw material that serves as a source of boron. It is used in the production of glass, ceramics, detergents and cleaning products, as well as in metallurgical processes. Centro-chem supplies borax pentahydrate on a wholesale basis in industrial packaging.
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Where to Buy Borax Pentahydrate?
Choosing a Supplier
Are you looking for a wholesale supplier of borax pentahydrate for industrial or manufacturing applications? At Centro-chem, you can order sodium tetraborate pentahydrate in industrial packaging suitable for wholesale orders.
Why Buy Borax Pentahydrate from Centro-chem?
- Defined product form – we offer borax pentahydrate intended for industrial and manufacturing applications.
- Extensive warehousing capacity – our own warehouses help maintain product availability, support efficient order fulfilment and improve supply predictability.
- Experience in import and distribution – long-standing cooperation with manufacturers and industrial customers supports the efficient organisation of regular deliveries.
- Quality and transport documentation – each order includes the documents required to verify the raw material, receive the delivery and use it in further processes.
Borax Pentahydrate – Chemical Properties
Borax pentahydrate, also known as sodium tetraborate pentahydrate, is a chemical compound with the formula Na₂B₄O₇·5H₂O. It occurs as colourless, odourless crystals that effloresce on exposure to air and are slightly soluble in water. The compound has a molecular weight of approximately 291.3 g/mol, and the loss of water of crystallisation begins at around 122°C (252°F). Borax pentahydrate is widely used in the glass, ceramics, fertiliser and cosmetics industries.
- Melting point: 200°C (392°F)
- Density: 1.82 g/cm³
- Solubility: Soluble in water (approximately 3% at room temperature)
Borax Pentahydrate in Industry
In industrial applications, borax pentahydrate plays an important role in a variety of manufacturing processes:
- Glazes and enamels: Borax is used in ceramics and glass production, where it acts as a flux, lowering the melting temperature of silica and improving the durability of glazes. Its ability to reduce the melting temperature of silica also helps achieve smooth surface finishes.
- Soldering fluxes: In the metallurgical industry, borax is used as a flux to help prevent metal oxidation during soldering processes, supporting strong and durable joints in electronic and plumbing components.
Borax Pentahydrate as a Cleaning Agent
Borax pentahydrate is widely used in cleaning products due to its effectiveness and versatility:
- Laundry detergents: It enhances detergent performance by softening water, which improves the effectiveness of surfactants. As a result, cleaning efficiency is improved and fabrics may appear brighter.
- Household cleaning products: Borax is a common ingredient in various cleaning formulations, including surface cleaners. It helps remove unpleasant odours and stains.
Borax Pentahydrate in Textile Treatment and Fire-Resistant Products
This compound is also used in fire-protection applications:
- Textiles: Borax pentahydrate is used to treat fabrics and improve their flame resistance. This is particularly important for upholstery, curtains and other textile materials.
- Wood treatment: It acts as a fire-retardant agent in wood products, helping reduce flammability and improve the fire safety of construction materials. This application is particularly valuable where fire protection is a key requirement.
Borax Pentahydrate – FAQ
What Form and Packaging Is Borax Pentahydrate Available In?
Borax pentahydrate is available from Centro-chem as a free-flowing raw material in industrial packaging intended for wholesale supply.
How Should Borax Pentahydrate Be Stored?
Borax pentahydrate should be stored in tightly closed, undamaged packaging in a dry place protected from moisture.
How Can the Quality of Borax Pentahydrate Be Verified?
Quality documentation is provided with the product, allowing the parameters of each specific batch to be verified.
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