名称：铅精矿

                            产地：锡铁山产

                            执行标准：GB/T319-1997

                            牌号：一级品，含Pb约74%；含Au2g/T，含Ag750g/T

                            包装：散装

                            用途：用于粗铅及精炼铅的冶炼。