
Keywords: AuNPs, Gold nanoparticles; TCs, Tetracycline antibiotics; TC, Tetracycline; DC, Doxycycline; OTC, Oxytetracycline; CTC, Chlortetracycline; CTAC, Cetyltrimethylammonium chloride; LOQ, Limit of quantitationGold nanoparticles; Tetracycline antibiotics; Color