Hooverbell provides a wide range of high-quality gold mining chemicals designed to meet the needs of modern mining operations. Our chemicals are carefully selected and sourced to ensure consistent performance, safety, and reliability, helping mining companies optimize extraction, processing, and recovery of gold.
Our portfolio includes reagents for leaching, pH control, flotation, cyanidation, and refining processes. Each product is supported with detailed specifications, Certificates of Analysis (CoA), and technical guidance to help you achieve maximum efficiency and compliance with environmental and safety standards.
Whether you operate a small artisanal mine or a large-scale industrial operation, Hooverbell can supply chemicals in both bulk and smaller quantities, providing flexible solutions tailored to your operational requirements. Our global supply chain, knowledgeable technical team, and export-ready packaging ensure timely delivery and dependable service for every client.
Partnering with Hooverbell means gaining access not only to premium chemicals but also to expert advice, process optimization support, and solutions that help you improve recovery rates and reduce operational costs.
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Leaching / Cyanidation Reagents
Gold / Silver adsorption
Sodium Cyanide and Activated Carbon are essential chemicals in gold extraction and recovery processes. Hooverbell International supplies high-purity Sodium Cyanide for efficient leaching and Mining‑Grade Activated Carbon for effective gold adsorption, ensuring consistent performance, safety, and reliability across mining operations worldwide.
Sodium Cyanide (NaCN) 98% solid, 30% solution
Activated Carbon≥ 95 % C
pH Control / Neutralization
Hooverbell offers high-quality pH control and neutralization chemicals, including Lime (CaO), Sodium Hydroxide (NaOH), Sulfuric Acid (H₂SO₄), and Hydrochloric Acid (HCl). These reagents maintain optimal pH levels during gold extraction, ensuring efficient leaching, flotation, and safe processing, with consistent purity and reliable supply for industrial mining operations.
Lime (CaO / Ca(OH)₂)≥ 90 %
Caustic Soda/ Sodium Hydroxide (NaOH)96–99 %
Sulfuric Acid (H₂SO₄)98 %
Hydrochloric Acid (HCl)33–38 %
Hydrogen Peroxide 35–50%
Detox/precipitation
Merrill–Crowe
Sodium Metabisulfite (SMBS) and Zinc Dust are vital reagents in metal recovery and purification processes. SMBS is widely used for detoxification and precipitation of heavy metals, while high-purity Zinc Dust plays a key role in the Merrill–Crowe process for gold and silver recovery in hydrometallurgical operations.
Sodium Metabisulfite (SMBS) 97–99%
Zinc Dust 98–99.9%
Leaching additive
Clarification
Lead Nitrate, Lime, and Polyacrylamide Flocculants are essential reagents used in mineral processing. Lead Nitrate enhances gold leaching efficiency, Lime controls pH levels, and Polyacrylamide improves solid-liquid separation. Hooverbell International supplies these high-quality chemicals for efficient, cost-effective, and environmentally responsible mining operations worldwide.
Lead Nitrate 99%
Flocculants (Polyacrylamide) 90–100% polymer
Flotation
Hooverbell provides high-quality froth flotation reagents, including Xanthates, Hydroxamate Collectors, Dithiophosphates, and frothers like MIBC and Dowfroth 250. These reagents optimize ore separation, enhance gold recovery, and improve selectivity in flotation processes. Supplied with consistent purity and technical support, suitable for large-scale industrial gold mining operations.
SODIUM METABISULFITE (Reducing Agent) INDUSTRY GRADE 95%
Oxidizing / Reducing Agents
Hooverbell provides high-quality oxidizing and reducing agents, including Sodium Metabisulfite, Hydrogen Peroxide, Potassium Permanganate, Manganese Dioxide, and Calcium Peroxide. These chemicals control redox conditions, enhance gold recovery, and support efficient processing in leaching and flotation operations. Supplied with consistent purity, technical guidance, and export-ready packaging for industrial gold mining.