编码描述:a-2846ortho amino phenol-4sulphonic acid,we hereby declare that we shall claim th,e benef.as admissi under chapt.3 of ftp" 编码来源:印度原始海关数据 产品标签: organic dye intermediate,oapsa,amino phenol,benzol,sulphonic acid,sulfonic acid,phenol,ortho amino phenol,hydroxy,amino