Fig. 11From: Effect of Gelatin-Stabilized Copper Nanoparticles on Catalytic Reduction of Methylene BluePlot of absorbance (a), At/A0 (b), and ln At/A0 (c) against time for the MB reduction with NaBH4, CuNPs (N0), and CuNPs@Gelatin at different concentration of gelatin [G1, G2, G3, G4, and G5 (0.1, 0.25, 0.5, 0.75, and 1 wt.%)], respectivelyBack to article page