编码描述:,based on dibenzothiazyle disulphide,based on diphenylguanidine,based on dithiocarbamates,based on hexamethylene tetramine,based on mercaptobenzothiazole,based on thiuram sulphides,other,prepared rubber accelerators 编码来源:韩国原始海关数据 产品标签: copper,rock drilling,bits,combed,tin base alloy,drilling,other material,chromite,brace,bronze