This product is used as/for: Water Treatment , Solid , Liquid

High-Purity Sodium Sulphide for Industrial Leather Tanning, Heavy Metal Precipitation in Wastewater Treatment, and Efficient Mineral Flotation Processes within the UK Manufacturing Sector

Technical Specifications and Chemical Properties

Sodium Sulphide (CAS No. 1313-82-2) is a versatile inorganic compound essential to heavy industry and chemical manufacturing. Primarily supplied as high-purity 60-62% flakes, this compound is highly water-soluble and forms a strongly alkaline solution. Characteristically, it possesses a distinct sulfurous odour and a crystalline structure that is hygroscopic in nature. It is valued for its potent reducing properties and its ability to act as a strong nucleophile, making it a critical reagent in complex chemical syntheses and large-scale industrial processes.

Textile and Leather Processing Applications

In the leather and textile sectors, Sodium Sulphide is the industry standard for the unhairing of animal hides and the de-sulfurising of viscose rayon. Its reactive nature allows for the effective removal of impurities and the preparation of materials for further refinement. Within the pulp and paper industry, it plays a vital role in the Kraft process, facilitating the breakdown of wood into pulp by dissolving lignin.

Environmental Management and Mineral Flotation

Environmental and mining applications also rely on the efficacy of this chemical. It is widely utilised in wastewater treatment for the precipitation of heavy metals, transforming dissolved contaminants into manageable solids. In mineral processing, it acts as a flotation agent to enhance the recovery of precious metals. Due to its corrosive nature and the potential to release hydrogen sulphide gas, it requires professional handling and dry, ventilated storage.

Key Product Features

Industrial Grade: Supplied as high-purity 60-62% flakes for bulk trade use.
Leather & Textiles: Essential agent for hide unhairing and viscose rayon de-sulfurising.
Water Treatment: Reliable precipitation of heavy metals from industrial effluent.
Mining & Paper: Key flotation agent and critical component in the Kraft pulping process.
Handling: High alkalinity requires professional safety protocols and moisture-free storage.