Advanced Gold Extraction Chemicals for Colombian Metallurgy
Optimizing Refractory Ores Across the Antioquia and Segovia Belts
United Chemical supplies guaranteed purity AuCyan™ Sodium Cyanide NaCN (≥98.3%), AuCarb™ Gold Recovery Coconut Shell Activated Carbon (≥99% Hardness), and non-hazardous AuLeach™ Gold Leaching Agent (GDA) to empower Heap leaching, Vat leaching, CIP, CIL, and CIC operations across the Colombian mining sector.

The Colombian Mining Landscape: A Convergence of Geological and Environmental Challenges
Colombia is witnessing a transformative era in commercial gold extraction. From the world-class underground operations in Antioquia (such as the Buriticá and Segovia-Remedios belts) to the rich deposits in Caldas (Marmato) ta dwe apwouve bèso tibebe w la epi Chocó, the nation offers immense metallurgical potential. However, Colombian mineralogy often presents complex, refractory sulfide ores containing pyrites and tellurides. Furthermore, the extreme tropical rainfall and humidity of the Andean geography place immense stress on the storage and stability of mining chemicals.
As a leading manufacturer proudly exporting to 77 + peyi yo atravè lemond United Chemical delivers custom-engineered chemical infrastructures that combat these specific constraints. We recognize the rigorous environmental mandates enforced by Colombia's National Authority of Environmental Licenses (ANLA), providing both high-strength conventional reagents and revolutionary non-hazardous alternatives to ensure your operations remain highly productive and 100% compliant across Kabòn-nan-Pulp (CIP), Kabòn-nan-Leach (CIL), Kabòn-nan-Kolòn (CIC), Lesivaj nan pil, ak Lesivaj nan basen.
To ensure absolute logistics security and uninterrupted supply chains, we operate exclusively via maritime ocean freight. We execute transactions under FOB (Pò Lachin) oubyen kaf terms directly to Colombia’s vital maritime gateways, including the Port of Buenaventura (Pacific), Port of Cartagena, and Port of Barranquilla (Caribbean). We do not utilize international railway transport. Supported by a strict Minimum Order Quantity (MOQ) of 1x20' FCL, we guarantee factory-direct pricing for commercial-scale operators.
1. Overcoming Colombian Operational Bottlenecks
Extreme Tropical Humidity & Storage
Regions like Chocó and the Andean slopes experience some of the highest rainfall globally. Standard chemical packaging fails under high humidity, causing Sodyòm Cyanide to rapidly hydrolyze and degrade before it even reaches the leaching vats.
Refractory Sulfides (Cyanicides)
The Segovia-Remedios belt produces ores rich in sulfides (pyrite, sphalerite). These act as severe oxygen and syanid scavengers, rapidly depleting weak reagents and drastically reducing overall gold dissolution rates in CIL tanks.
Stringent ANLA Environmental Scrutiny
As the Colombian government fiercely cracks down on illegal mining and toxic discharge, large commercial plants face immense permitting pressure. Transporting and detoxifying traditional Class 6.1 cyanide requires heavy security escorts and exorbitant compliance OPEX.
2. Triyang an lò a: United Chemical's Solutions for Colombia
AuCyan™ Sodyòm Siyanid NaCN (≥98.3%)
Estanda Pite: ≥98.3%To overpower the refractory sulfides found in the Antioquia gold belts, AuCyan™ Sodyòm Cyanide NaCN delivers unparalleled chemical aggression. We strictly guarantee a minimum purity of ≥ 98.3% (with factory analyses routinely at 98.5%). This massive concentration of free CN⁻ ions rapidly cuts through complex base metals, ensuring your gold dissolution kinetics remain fast and efficient.
Anti-Hydrolysis Packaging: Sealed in UN-certified 50kg steel drums or heavy-duty 1,000kg wooden boxes. Every container features a thick internal Polyethylene (PE) liner, absolutely preventing moisture ingress during transit through Buenaventura and storage in high-rainfall regions.
Stable pH Buffering: Low unreacted sodium hydroxide (NaOH) content minimizes scaling in pipes and heat exchangers.
📊Espesifikasyon teknik: Estanda pite 98.3% la
Depase estanda endistri yo, dènye pakèt pwodiksyon nou yo toujou rive nan nòt "Kalite Siperyè". Anba la a se done pèfòmans sètifye yo.
| Atik Tès yo | Estanda (GB/T 19306-2003) | AuCyan™ (Tipik) | Enpak operasyonèl |
|---|---|---|---|
| Siyanid Sodyòm (NaCN) | ≥ 98.0% | 98.3% | Sinetik disolisyon lò ak to rekiperasyon maksimòm. |
| Idwoksid sodyòm (NaOH) | ≤ 0.5% | 0.13% | Estabilite pH siperyè; anpeche idwoliz twò bonè. |
| Kabonat Sodyòm (Na2CO3) | ≤ 0.5% | 0.18% | Minimize entèferans enpurte nan solisyon lesivaj la. |
| Imidite (H2O) | ≤ 0.9% | 0.3% | Amelyore estabilite solid pandan depo alontèm ak transpò maritim. |
| Sibstans ensolubl | ≤ 0.05% | 0.02% | Fòmil anti-blokaj; pwoteje ponp ak bouch ki enpòtan yo. |
AuCarb™ Chabon Aktive pou Rekiperasyon Lò ak Kokoye
Dite boul-pan: ≥99%In high-density CIP and CIL agitation tanks, soft activated Kabòn is crushed into fine dust, carrying your adsorbed gold straight into the tailings dam. AuCarb™ Chabon Aktive is manufactured from hand-selected, high-density Kokoye kokis via rigorous steam activation. We guarantee an elite ball-pan hardness of ≥ 99%, virtually eliminating mechanical attrition loss.
Kinetik adsorpsyon rapid: Extremely high Iodine and CTC activity ensure that gold-cyanide complexes are stripped from the solution quickly, increasing total plant throughput.
Kontni Platlèt ki Ba: Engineered at ≤5% platelets to resist organic poisoning and ensure highly efficient elution and thermal regeneration cycles.
📊 Seri AuCarb™: Tablo Konparezon Entwisyon Paramèt Prensipal yo
Pou fasilite yon pwosesis seleksyon ki pi entwisyon, adapte ak sikwi metaliji espesifik ou a, nou te rezime paramèt teknik prensipal kat varyant prensipal AuCarb™ nou yo.
| Paramèt Tès Nwayo | AuCarb™ BC1100 | AuCarb™ AC50 | AuCarb™ AC55 | AuCarb™ AC60 |
|---|---|---|---|---|
| Pozisyonman pou Analiz Mache a | Lesivaj Konvansyonèl an Pil / Segondè Pri-Pèfòmans | Pwodwi konparab: Jacobi G208S | Pwodwi konparab: Jacobi G209S | Chwa avanse pou gwo echèl / konparab: Jacobi G210S |
| Dansite aparan | 0.40 - 0.50 g/ml | 0.48 - 0.55 g/ml | 0.45 - 0.55 g/ml | 0.45 - 0.55 g/ml |
| Dite boul-pan | ≥ 98.5% | ≥ 99% | ≥ 99% | ≥ 99% |
| Kontni plakèt | ≤ 5% | ≤ 5% | ≤ 5% | ≤ 5% |
| Attrition | ≤ 2% | ≤ 1.5% | ≤ 2% | ≤ 2% |
| Sann total kontni | ≤ 5% | ≤ 3% | ≤ 3% | ≤ 3% |
| Imidite | ≤ 10% | ≤ 5% | ≤ 5% | ≤ 5% |
| Kapasite Adsorption (Valè K) | / | ≥ 26 Kg/t | ≥ 28 Kg/t | ≥ 30 Kg/t |
| To adsorption (valè R) | / | ≥ 50% | ≥ 55% | ≥ 60% |
| Nimewo yòd | ≥ 1100 mg / g | / | / | / |
| Aktivite Butan | / | ≥ 19.5% | ≥ 21% | ≥ 23% |
| CTC (Aktivite Tetraklorid Kabòn) | / | ≥ 50% | ≥ 55% | / |
* Nòm Egzekisyon: Konfòm ak estanda ASTM Ameriken yo ak estanda tès min entèn AARL yo. Pwodwi a te pase enspeksyon twazyèm pati epi yo ka bay echantiyon tès sou demann.
Ajan Lesivaj Lò AuLeach™ (GDA) - Pa Danjere
Reyaktif ki pa danjereTo navigate the intense regulatory scrutiny of ANLA and secure community approval across environmentally sensitive Colombian municipalities, Ajan Lesivaj Lò AuLeach™ (GDA) is the definitive solution. Globally certified as a Ki pa Danjere pwodui chimik, AuLeach™ ranplase nèt cyanide sodyòm, slashing the massive overhead of military transit escorts and complex chemical import permits.
Zewo Depans Ekipman: It is a 100% drop-in replacement. Simply utilize your existing Heap leaching pads, Vat leaching tanks, and CIL infrastructure without modifying pumps or adding new equipment.
Frictionless Andean Logistics: Shipped as general cargo, bypassing dangerous goods restrictions at Cartagena and Buenaventura ports, accelerating delivery times to the mine site.
Drastic OPEX Reduction: Significantly reduces the cost of tailings detoxification (such as INCO SO₂/Air) before discharging into sensitive mountain watersheds.
Validate Performance on Your Colombian Ore Samples
Are high-sulfide ores slowing your recovery? Are strict ANLA regulations delaying your project? We invite Colombian Metallurgists, Plant Directors, and Supply Chain Managers to evaluate our chemical superiority independently.
📌 Disponibilite echantiyon laboratwa gratis:
United Chemical ak kè kontan bay echantiyon tès laboratwa gratis sèlman pou AuCarb™ Chabon Aktive pou Rekiperasyon Lò ak Kokoye ak nan Ajan Lesivaj Lò AuLeach™ (GDA) - Pa Danjere. Run comprehensive bottle roll and column tests to verify our kinetic advantages before placing a bulk order.
* Anbakman komèsyal an gwo atravè lemond kòmanse nan yon Kantite Minimòm Kòmand (MOQ) faktori ki se 1x20' FCL atravè kondisyon maritim FOB oswa CIF.
Frequently Asked Questions: Colombian Metallurgy & Logistics
1. How does AuCyan™ maintain stability in Colombia's extremely humid, high-rainfall regions?
Sodium cyanide is highly hygroscopic; exposure to tropical humidity in regions like Chocó or Antioquia can cause it to absorb moisture, hydrolyze, and lose active CN⁻ strength before use. To combat this, AuCyan™ (≥98.3%) is manufactured with a remarkably low moisture content (≤0.3%) and is packaged in highly secure, UN-certified 50kg steel drums or 1,000kg reinforced wooden boxes. Crucially, every package contains a thick, heat-sealed inner polyethylene (PE) liner, ensuring the briquettes remain 100% dry and stable during prolonged storage at the mine site.
2. Which Colombian maritime ports do you utilize for CIF deliveries?
To ensure optimal inland routing for our mining partners, we offer comprehensive maritime shipping to both the Pacific and Caribbean coasts. Under CIF terms, we regularly dispatch ocean containers to the Port of Buenaventura (ideal for western and central Andean operations) and the Port of Cartagena / Barranquilla (for northern operations). Once the cargo is cleared at the destination port, the client's appointed local logistics provider manages the inland trucking to the specific mine site.
3. Does the ANLA (National Authority of Environmental Licenses) permit the use of AuLeach™?
Wi. Paske Ajan Lesivaj Lò AuLeach™ (GDA) is globally certified as a Ki pa Danjere chemical substance (unlike DG Class 6.1 Sodium Cyanide), it aligns perfectly with the stringent environmental conservation mandates enforced by the ANLA and regional autonomous corporations (CARs). Utilizing AuLeach™ vastly simplifies the environmental licensing process for new concessions, eliminates the requirement for heavily armed inland transport escorts, and significantly lowers the toxicity of your tailings discharge.
4. Why is a ≥99% hardness rating critical for Kabòn aktive in Colombian CIL plants?
In modern Carbon-in-Leach (CIL) plants, the ore slurry is subjected to continuous, high-shear mechanical agitation. If the activated carbon is soft or poorly activated, the impeller blades will grind the carbon granules into microscopic dust. This fine carbon—now loaded with your extracted gold—will pass through the retaining screens and be permanently lost in the tailings pond. AuCarb™ provides a guaranteed ball-pan hardness of ≥ 99%, ensuring immense structural integrity and maximizing your ultimate gold yield.
5. Are there any capital expenditure (CAPEX) costs to switch from Cyanide to AuLeach™?
Absolutely zero. AuLeach™ is engineered as a 100% direct drop-in replacement for Sodyòm cyanide. Colombian plant managers do not need to purchase new leaching tanks, alter their Heap leach drip irrigation systems, or modify their carbon elution and electrowinning circuits. You simply substitute the cyanide with AuLeach™ in your dosing regime, utilizing standard hydrated lime to maintain the optimal pH level (usually between 10.5 and 11.5).
6. How does AuCyan™ perform against the refractory sulfide ores found in Segovia?
Ores from regions like the Segovia-Remedios belt often contain refractory sulfides (such as pyrite and sphalerite) which consume large amounts of oxygen and reagent. AuCyan™ Sodyòm Cyanide delivers an ultra-high purity of ≥ 98.3%, ensuring an overwhelming concentration of free CN⁻ ions. This aggressive formulation rapidly penetrates the ore matrix, preventing the base metals from entirely depleting the cyanide before the gold can be fully dissolved, thus securing high recovery rates.
7. Do you provide railway transport for inland deliveries in South America?
No. Due to severe international safety regulations governing the movement of hazardous chemicals and the logistical complexities of the Andean geography, we strictly prohibit the use of international railway transport for our exports. We secure our supply chain exclusively via maritime ocean container shipping.
8. What is the Minimum Order Quantity (MOQ) for exporting mining chemicals to Colombia?
To guarantee factory-direct pricing, protect the integrity of the chemical packaging, and optimize maritime freight costs across the Pacific, our strict MOQ is 1x20' FCL (Chajman Kontenè Konplè). This policy applies universally to AuCyan™, AuCarb™, and AuLeach™. Depending on the product and packaging type, a single 20-foot container typically accommodates between 10 to 20 metric tons of material.
- Kontni o aza
- Kontni cho
- Kontni revizyon cho
- Lachin faktori asid silfirik 98%
- Tib chòk segondè (VOD ≧2000m/s)
- Nitrat amonyòm granules poreux
- Acetone
- Angrè silfat mayezyòm / silfat mayezyòm monoidrat
- Asid fosforik 85% (klas manje)
- Sodyòm metasilikat pentaidrat
- 1Rabè Sodyòm Cyanide (CAS: 143-33-9) pou Mining - Segondè Kalite & Pri konpetitif
- 2Sodyòm Cyanide 98.3% CAS 143-33-9 NaCN ajan abiye lò Esansyèl pou Endistri Chimik Min
- 3Nouvo Règleman Lachin nan sou ekspòtasyon siyanid sodyòm ak konsèy pou achtè entènasyonal yo
- 4Sodyòm Cyanide (CAS: 143-33-9) Sètifika itilizatè fen (vèsyon Chinwa ak angle)
- 5Entènasyonal Cyanide(Syanid Sodyòm) Kòd Jesyon - Nòm Akseptasyon Gold Mine
- 6Lachin faktori asid silfirik 98%
- 7Asid anidrid oksalik 99.6% Endistriyèl Klas
- 1Sodyòm Cyanide 98.3% CAS 143-33-9 NaCN ajan abiye lò Esansyèl pou Endistri Chimik Min
- 2Segondè Pite · Pèfòmans ki Stab · Pi gwo Rekiperasyon — siyanid sodyòm pou lesivaj lò modèn
- 3Sipleman Nitrisyonèl Manje Depandans Sarkozin 99% min
- 4United ChemicalEkip rechèch la demontre otorite li atravè enfòmasyon ki baze sou done.
- 5AuCyan™ Siyanid Sodyòm Pèfòmans Segondè | 98.3% Pite pou Min Lò Mondyal
- 6Detonatè elektwonik dijital (tan reta 0 ~ 16000ms)
- 7Segondè fòs, segondè-presizyon Detonatè Tib chòk



Konsiltasyon mesaj sou entènèt
UnitedChemical Ajoute kòmantè: