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Agent ES1098 Gold Extraction Agent

Agent ES1098 is available for controlled evaluation in selected precious-metal ore and recycling projects. Final conditions must be defined from representative feed testwork.

Controlled technical references

Product formLight-grey to light-brown granules or powder
Dosage basisPer tonne of water solution, not dry ore tonnage
Many oxide, semi-oxide and quartz-vein ores around 3–8 g/t Au0.5–1.5 kg/t water solution as a test starting range
Sulphide-dominant feeds2–5 kg/t water solution as a test starting range
Ore-test pH referencepH 11.0–11.5; when using lime, do not exceed pH 12

Concentration control

The catalogue references Agent A and Indicator B for titration-based monitoring. Replenishment is calculated from the difference between target and measured concentration multiplied by the total solution volume. Use the current controlled procedure and project analytical plan.

Process and recovery context

Heap, vat and agitated CIL/CIP contexts may be evaluated. Activated carbon, resin, zinc cementation or selected electrowinning routes are chosen from solution composition and test results.

Safety and handling

Use the current SDS, appropriate PPE, site controls, controlled storage and local requirements. Catalogue values do not replace project risk assessment.

Document control: This page follows the September 2026 ES1098 & ES1099 Product & Application Overview. Values are reference starting points only. Final conditions require representative testing, the current SDS, project HSE controls and local requirements. Open the original catalogue.