Sodium Glucoheptonate (CAS 31138-65-5) is a chemical compound recognized for its specific physical and chemical properties that lend themselves to a variety of critical industrial applications. This article provides a technical overview of Sodium Glucoheptonate, detailing its molecular structure, physical characteristics, and the scientific principles behind its effectiveness in sectors like water treatment, construction, and textiles.

Chemically, Sodium Glucoheptonate has the molecular formula C7H13NaO8. This structure is derived from glucoheptonic acid, a seven-carbon sugar acid, with the sodium salt form being commonly used in industrial applications. The presence of multiple hydroxyl groups and a carboxylate group contributes to its excellent chelating abilities. Its molecular weight is approximately 248.16 g/mol for the anhydrous form. In its pure state, it is typically specified with an assay of ≥99.0%, indicating a high level of active compound. The pH of its solutions generally falls within the 7-9 range, classifying it as a neutral to slightly alkaline substance, which is beneficial for many industrial processes where extreme pH levels are undesirable.

Physically, Sodium Glucoheptonate is characterized as a milky white crystal powder. This form factor allows for relatively easy handling, storage, and incorporation into various liquid or solid formulations. Its solubility in water is good, a property essential for its applications in aqueous systems such as cooling towers and boiler feedwater. The substance's stability under typical storage conditions (cool, dry place) further enhances its practical utility.

The primary technical application driving the demand for Sodium Glucoheptonate is its function as a highly effective chelating agent and a stabilizer for water quality. In industrial water systems, dissolved metal ions (like Ca2+, Mg2+, Fe3+) are the primary culprits behind scale formation and corrosion. Sodium Glucoheptonate binds to these ions, forming soluble complexes that prevent precipitation onto metal surfaces. This process is critical for maintaining heat transfer efficiency in heat exchangers and preventing blockages in pipes. For companies looking to buy Sodium Glucoheptonate, understanding its complexation constants with various metal ions can help optimize its dosage for specific water chemistries.

In the construction industry, its role as a water reducer and retarder is technically attributed to its interaction with cement particles. It can disperse cement grains, improving fluidity and reducing the amount of water needed for hydration. Simultaneously, it adsorbs onto the surface of cement particles, hindering the early hydration reactions and thus retarding the setting process. This technical understanding allows for precise control over concrete properties.

In the textile industry, its function as a greenchelating dispersant leverages its ability to stabilize dye baths. By chelating multivalent metal ions, it prevents these ions from interfering with dye molecules or forming insoluble precipitates, thus ensuring uniform and vibrant coloration. This technical application is vital for achieving high-quality textile finishes and aligning with eco-friendly manufacturing goals.

When sourcing Sodium Glucoheptonate, partnering with a manufacturer that can provide detailed technical data, lot-specific analyses, and guidance on optimal usage based on chemical principles is highly recommended. The competitive pricing often associated with bulk purchases from reliable suppliers further makes Sodium Glucoheptonate an attractive choice for industries seeking to enhance performance through advanced chemical solutions.