price per ounce of silver

{"title":"1mm 1.5mm 2mm 3mm Copper Sheet Plate 4mm Polished","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/4a\/5d\/ec93f2568497a9cf23f9b4e7a675-200x200-1.jpg","attrs":{"Price":"negotiate","Brand Name":"Yutai","Model Number":"C11300 C11400 C11500","Minimum Order Quantity":"5 tons","Delivery Time":"7-15 work days","Certification":"ISO","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union","Supply Ability":"1000tons\/months","Packaging Details":"Standard Seaworthy Package","Grade":"Pure Copper,C10200,C11000,Red Copper,cheap copper sheet","Shape":"Sheet\/Plate","Length":"10mm-12000mm\uff0c1-12m","Cu (min)":"99.90%","Elongation (\u2265 %)":"40%","Surface":"polished","Item":"C12200 Copper Plate","Price term":"FOB,CIF,CFR,Ex-Work","Certificate":"ISO9001"}}