Fig. 12From: Adsorptive removal of levofloxacin and antibiotic resistance genes from hospital wastewater by nano-zero-valent iron and nano-copper using kinetic studies and response surface methodologyHPLC chromatogram of levofloxacin was1.02 mg/mL in drain (a) levofloxacin was 4.7 mg/L of wastewater of hospital (b), after treatment by using nZVI was 0.3 mg L?1 (c) and d 0.8 mg L?1 after using CuONPsBack to article page