Copper Concentrate from the Spanish end Seller

5,000 Mt trial, followed by 20,000 Mt X 12 Monts
Copper Concentrate Origin Zambia CIF to China.
Quantity could be increased to 30,000 Mt X 12 months.
1. COPPER CONCENTRATE, AND OTHERS MINERALS WITH PAYABLE CONTENT OF: Cu + Au + Ag.s / n PARAMETER (S)
1 Cu... 40%, REJ. Cu <20.00%
2 Pb... <4.0% -Rej. ≤5.0%
3 Zn... <2.0 -Rej. ≤3%
4 Ag...> 50.00 g / MT Minimum; <50.00 g / MT, no payment.
5 Au...> 0.50 g / MT Minimum; <0.50 g / MT, no payment.
6 Cd... <0.05% -Rej. Cd ≥0.05%
7 Hg... 430 ppm -Rej. ≤700 ppm
8 As... 0.50% -Rej. As ≥1.00%
9 Sb... <0.10%
10 Bi... <0.10%
11 F... 378 ppm -Rej. F ≥0.1%
12 S... 25% -31.840% max.
13 Fe... 21.00% -25.00% max.
14 Mg... 0.04% -1.50% max.
15 Cl... 0.010 ppm -0.015 ppm max.
16 Ti... <0.30% max.
17 Ni... <0.30% max.
18 Co... <0.30% max.
19 Moisture 8% max.
20 Granulometry: SIZE: 0.01 mm TO 20.00 mm.... 90% minimum.