Key wordssulfonamides, sulphisoxazole, sulfadaxine, sulphacetamide, sulfaphenazole, sulfathiazole, sulfameter, sulfabenzamide, trimethoprim, sulfaquinoxaline, sulfapyridine, sulfamethizole, sulfamerazine, sulfadiazine, sulfamethazine, sulfadimethoxine, water, sulfamethoxazole, sulfamonomethoxine, sulfamethoxypyridazine, sulfachloropyridazine, method, antibiotics, recovery, ultivo, methanol, edta, fate, reliable, were, acidified, selected, precision, antibiotic, accuracy, collected, determination, guidance, demonstrates, coefficients, mrm, majority, basins, coexistent, sulfachloropyrida, sulfamethoxypyri, sulfamethoxypyridaz, sample, care, agilent