Shall consist of miscellaneous, unalloyed
copper scrap having a nominal 96%copper content (minimum 94%) as determined
by electrolytic assay. Should be free of the following: Excessively leaded,
tinned, soldered copper scrap; brasses and bronzes; excessive oil content,
iron and non-metallics; copper tubing with other than
copper connections or with sediment; copper wire from burning, containing
insulation; hair wire; burnt wire which is brittle; and should be reasonably
free of ash. Hydraulically briquetted copper subject to agreement.