storepcatalogproduct_compareaddproduct2814uencaHR0cDovL3d3dy5ldXJvY29sb3Jwdi5pdC9hbHBoYS1hbnRpY29uZGVuc2EuaHRtbA,,form_keyW9DW5R9fzkJgVOau

A kind of synthetic method of EX-SF DISPERSE BLUE EX-SF 300 77. anti rungkad 77 Technical field. poker 77 The present invention relates to the synthesis technique of the higher blue dyes of a kind of firmness, specifically, is the synthetic method disclosing a kind of EX-SF DISPERSE BLUE EX-SF 300 77 Background technology