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. 2018 Sep 20;16(10):344. doi: 10.3390/md16100344

Figure 2.

Figure 2

Figure 2

Experimental data and predicted response surfaces by empirical equations summarized in Table 2 corresponding to the combined effect of NaOH and EtOH on the selective treatment of CS from cartilage hydrolysates of S. canicula. Responses were CS concentration (left) and purity index, Ip (right).