Breaking the limits of gold extraction with AuCyan™ 98.3% High-Purity Sodium Cyanide , AuCarb™ Rapid-Adsorption Activated Carbon , and AuLeach™ Eco-Friendly GDA . We don't just supply chemicals; we deliver the certainty of a 2%–5% increase in your recovery curve. Delivering operational certainty to 200+ mines across Africa, SE Asia, Central Asia, and Latin America—optimized for CIL, CIP, and Heap Leaching with a focus on maximum recovery and full international compliance.
Empowering the Future of Gold Mining
The Synergy of Efficiency, Safety, and Sustainability
In the competitive landscape of 2026 gold mining, operators face a triple squeeze: rising regulatory pressure, fluctuating ore quality, and the urgent need for cost-per-ounce optimization.
United Chemical, a leader since 1999, introduces an integrated chemical framework designed to maximize recovery while ensuring absolute global compliance.
Global Footprint
Serving 77 nations and 200+ gold mines across Southeast Asia, Central Asia, and Africa (Ghana, Mali, South Africa).
Conclusion: 1 + 1 + 1 > 3
The true strength of United Chemical lies in the synergy of these three pillars. By optimizing the purity of your leaching agent and the kinetics of your adsorption carbon, we help mines achieve an incremental recovery boost of 2%-5%.
Every Grain of Gold Counts
We provide chemical balance optimization based on your specific ore mineralogy to ensure you are not over-dosing or under-recovering.
© 2026 Shaanxi United Chemical Co., Ltd. - Empowering Global Gold Mining Excellence.
Flagship Product Matrix: 10 Core Advantages Analysis
A complete, unedited technical overview highlighting the 10 core metallurgical and operational advantages for United Chemical's flagship gold extraction solutions: AuCyan™, AuCarb™, and AuLeach™.
AuCyan™ Sodium Cyanide (NaCN)
Core Position: ≥98.3% High-purity NaCN. The industry standard for maximum leaching kinetics and low reagent consumption in traditional gold recovery.
10 Key Metallurgical Advantages:
AuCarb™ Activated Carbon
Core Position: Premium coconut shell Activated Carbon with ≥98–99% hardness engineered to eliminate gold loss during intensive CIL/CIP agitation.
10 Key Performance Advantages:
📊 AuCarb™ Series: Core Parameters Intuitive Comparison Table
To facilitate a more intuitive selection process tailored to your specific metallurgy circuit, we have summarized the core technical parameters of our four flagship AuCarb™ variants.
| Core Testing Parameter | AuCarb™ BC1100 | AuCarb™ AC50 | AuCarb™ AC55 | AuCarb™ AC60 |
|---|---|---|---|---|
| Market Benchmarking Positioning | Conventional Heap Leach / High Cost-Performance | Comparable product: Jacobi G208AS | Comparable product: Jacobi G209AS | Advanced choice for Large Scale / Comparable: Jacobi G210AS |
| Apparent Density | 0.40 - 0.50 g/ml | 0.48 - 0.55 g/ml | 0.45 - 0.55 g/ml | 0.45 - 0.55 g/ml |
| Ball-pan Hardness | ≥ 98.5% | ≥ 99% | ≥ 99% | ≥ 99% |
| Platelet Content | ≤ 5% | ≤ 5% | ≤ 5% | ≤ 5% |
| Attrition | ≤ 2% | ≤ 1.5% | ≤ 2% | ≤ 2% |
| Total Ash Content | ≤ 5% | ≤ 3% | ≤ 3% | ≤ 3% |
| Moisture | ≤ 10% | ≤ 5% | ≤ 5% | ≤ 5% |
| Adsorption Capacity (K Value) | / | ≥ 26 Kg/t | ≥ 28 Kg/t | ≥ 30 Kg/t |
| Adsorption Rate (R Value) | / | ≥ 50% | ≥ 55% | ≥ 60% |
| Iodine Number | ≥ 1100 mg/g | / | / | / |
| Butane Activity | / | ≥ 19.5% | ≥ 21% | ≥ 23% |
| CTC (Carbon Tetrachloride Activity) | / | ≥ 50% | ≥ 55% | / |
* Execution Standards: Complies with American ASTM standards and A.A.R.L. internal mining testing standards. The product has passed third-party inspection and test samples can be provided upon request.
AuLeach™ Gold Leaching Agent (GDA)
Core Position: Non-toxic cyanide alternative (GDA). Seamless drop-in replacement delivering elevated environmental compliance and fast customs clearance.
10 Key Innovation Advantages:
💡 Product Matrix At-a-Glance Overview
AuCyan™ Sodium Cyanide
98.3% High-purity NaCN. The industry standard for maximum leaching kinetics and low reagent consumption.
High active CN⁻ concentration
UN-certified export compliance
Ideal for CIL, CIP & Heap Leaching
AuCarb™ Activated Carbon
Premium Coconut Shell Activated Carbon with >98% hardness to minimize gold loss during CIL/CIP agitation.
Ultra-high attrition resistance
Fast gold adsorption kinetics
>95% Activity recovery after desorption
AuLeach™ Gold Leaching Agent
Non-toxic cyanide alternative (GDA). Seamless drop-in replacement with fast customs clearance.
Non-hazardous logistics & easy clearance
Zero equipment modification needed
Higher recovery on refractory ores
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