Mining — Process Challenge

Solvent Extraction (SX) Reagents for Hydrometallurgy

Copper, uranium and rare-earth SX-EW plants purchase extractants, modifiers, synergists and diluents in bulk to selectively pull a target metal from leach liquor and concentrate it for electrowinning. We already hold the modifier, synergist and diluent set; adding the hydroxyoxime copper extractant lets one page own the whole Cu-SX reagent basket
Why It Matters
Copper, uranium and rare-earth SX-EW plants purchase extractants, modifiers, synergists and diluents in bulk to selectively pull a target metal from leach liquor and concentrate it for electrowinning. We already hold the modifier, synergist and diluent set; adding the hydroxyoxime copper extractant lets one page own the whole Cu-SX reagent basket
Solution Approach

Copper, uranium and rare-earth SX-EW plants purchase extractants, modifiers, synergists and diluents in bulk to selectively pull a target metal from leach liquor and concentrate it for electrowinning. We already hold the modifier, synergist and diluent set; adding the hydroxyoxime copper extractant lets one page own the whole Cu-SX reagent basket RawSource supplies the base chemicals that go into these programs. We can help with product selection, grade matching, and sourcing from multiple origins for supply security.

Typical Treatment Workflow
1
System Assessment
Characterize operating conditions—fluid composition, temperature, pressure, flow rates—and benchmark current treatment performance.
2
Chemistry Selection
Match base chemicals to your operating envelope. Factor in compatibility with existing programs, regulatory constraints, and downstream impacts.
3
Dosage & Delivery
Determine optimal treat rates through jar testing or field trials. Configure packaging (drums, totes, ISO tanks) to match consumption and storage logistics.
4
Monitoring & Adjustment
Track KPIs—coupon rates, residuals, separator performance, water quality. Adjust chemistry and dosage as conditions change.
Recommended Chemistries (6)
Di(2-ethylhexyl) phosphoric acid (D2EHPA)
CAS 298-07-7
Acids & Salts
pH Adjustment
1902 (DI-(2-ETHYLHEXYL)PHOSPHORIC ACID) · Class
Acidic organophosphorus cation-exchange extractant that pulls Zn/Co/Ni/rare earths from solution via pH-dependent metal-for-proton exchange
Melting Point: < -60 °C   Boiling Point: 155 °C at 0.015 mm Hg   Density: 0.977 at 20 °C
Full Details
Tributyl phosphate (TBP)
CAS 126-73-8
Phosphate Esters & Derivatives
Solvency
Neutral solvating extractant/modifier (uranium and rare-earth nitrate systems) that also suppresses third-phase formation in the organic
Melting Point: < -80 °C   Boiling Point: 289 °C at 760 mmHg   Density: 0.982 at 20 °C
Full Details
Methyltrioctylammonium chloride (Aliquat 336)
CAS 5137-55-3
Surfactants
Conditioning
Quaternary-amine anion-exchange extractant that recovers anionic metal complexes such as uranium, vanadium and some rare earths
Full Details
Tri-n-octylphosphine oxide (TOPO)
CAS 78-50-2
Specialty Additives
Solvency
Neutral phosphine-oxide synergist that sharply boosts metal extraction and loading when paired with an acidic extractant
Full Details
Odorless Mineral Spirits (diluent)
CAS 64742-48-9
Solvents
Solvency
Aliphatic hydrocarbon diluent that carries the organic-phase reagent at the right viscosity with low odor and a high flash point for plant safety
Full Details
Hydroxyoxime copper extractant (aldoxime/ketoxime, LIX-type)
Chelating oxime that selectively binds Cu2+ from acidic leach liquor and releases it on strip; the dominant copper SX reagent. (source on demand; commercial product is a formulated oxime mixture)
Full Details

Need help selecting the right chemistry?

Our team can help with grade selection, dosage guidance, and multi-origin sourcing.

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