Skip to main content
. 2018 Oct 3;8:14756. doi: 10.1038/s41598-018-32968-0

Figure 1.

Figure 1

The absorption spectra and color development of the complex formed between chlorogenic acid and aluminum (III) in the pH range of 6.5–7.5 in water solution (ac) and in beef extract agar (BEA) liquid medium (df). [Al] = 0.9 mM, [chlorogenic acid] = 1.8 mM.