Fig. 7. HRTEM image at 4,500× magnification (A–D) and 39,000× magnification (E–H) of the chitosan–hexaconazole–dazomet nanoparticles prepared at various concentrations of TPP (A and E) 2.5 mg mL⁻¹, (B and F) 5 mg mL⁻¹, (C and G) 10 mg mL⁻¹ and (D and H) 20 mg mL⁻¹ and the particle size distribution of the chitosan–hexaconazole–dazomet nanoparticles prepared at various concentrations of TPP (I) 2.5 mg mL⁻¹, (J) 5 mg mL⁻¹, (K) 10 mg mL⁻¹ and (L) 20 mg mL⁻¹.