Seeyon®M3272/3301/3302 – High-Performance Phosphonic Acid Extractants for Non-Ferrous Metals

The Seeyon®M3272/3301/3302 series represents advanced phosphonic acid extractants designed for hydrometallurgical processing of copper, zinc, nickel, cobalt, precious metals, and rare earths. They are engineered to meet industrial efficiency requirements and are effective for a variety of metal ion extractions.

Thermal Stability and Hydrolysis Resistance

These extractants exhibit excellent thermal stability and hydrolysis resistance, maintaining chemical integrity under high-temperature leaching conditions to ensure consistent metal recovery rates.

Solvent Compatibility and Phase Separation Efficiency

The Seeyon®M3272/3301/3302 extractants are fully miscible with common aromatic and aliphatic hydrocarbon diluents, enabling smooth phase separation, improving operational efficiency, and minimizing emulsion formation—ideal for continuous industrial processes.

Industrial Application and Usage

Recommended dosage ranges from 1/5 to 1/3 of the extraction solution, adjustable according to metal concentration and process requirements to achieve optimal separation. Suitable for high-temperature continuous leaching of copper, nickel, cobalt, and precious metals.

performance metrics

Packaging and storage
Extraction agent Seeyon ® M3272/3301/3302 products are packaged in IBC drums with a net weight of 1000kg per drum. The products should be stored in a cool, ventilated warehouse, kept dry, away from fire and heat sources, with a storage temperature of 5-35 ℃, sealed in the container, and have a shelf life of 24 months. Explosion proof lighting and ventilation facilities should be used in the storage area. Prohibit the use of mechanical equipment and tools that are prone to generating sparks. The storage area should be equipped with emergency response equipment for leaks and suitable containment materials.