Copper powder 99, 999% isotope composition cu63 69, 09% cu65 30, 91%.
Copper scrap
Copper sulphate
Copper scrap
Copper ore concentrate
Copper scrap
Copper sludge and copper ash, copper ash, copper sludge
Aluminum copper
Copper scrap; cocoa beans
Copper scrap
Copper concentrate
Copper scrap
Copper products
Copper ore
Copper scrap
Copper sulfate
Copper ore
Copper scrap
Animal fats oil, copper scrap
Copper concentrate