Fig. 1
From: Poly(acrylamide/styrenesulfonic acid) hydrogels for effective removal of Cr(III) ions

The shape of the prepared poly(Acr/Sty) hydrogel.
From: Poly(acrylamide/styrenesulfonic acid) hydrogels for effective removal of Cr(III) ions

The shape of the prepared poly(Acr/Sty) hydrogel.