Intermex Import & Export is a Brazilian company, we have some types of Zinc Ash and Copper Ash for SELL. Zinc dross and Ash 85% Zinc Ash 70-76% Zinc Ash 70% Brass Ash - Zn 50% and Cu 20% Brass Ash - Zn 45% And Cu 15% Brass Ash - Zn 26,5% andCu 7,5% Brass Ash- Zn 15% and Cu15%