Obtaining and Characterizing Alginate/k-Carrageenan Hydrogel Cross-Linked with Adipic Dihydrazide

Figure 5

Plot of ln(𝑊_∞/(𝑊_∞−𝑊_𝑡)) against time according to (4) (first order kinetics) for the calcium cross-linked (AC_1a–AC_5a) (a) and covalently cross-linked alginate/k-carrageenan hydrogel formulations (oAC_1adh–oAC_5adh) (b).

(a)

(b)