... Lix984, lix973, N902. 3. Better than Lix984, lix973, N902. Copper Extractant Advantage: 1. DZ988 may be used alone, also can ... has proved that: DZ988 saturation capacity in the extraction of copper is more than Lix984. extraction kinetics, phase indicators and ... in the formation of solid particles. 4. As DZ988 has excellent stability, phase speed, excellent selectivity of copper and iron, even if ...