Fig. 2From: Chitosan-coated sour cherry kernel shell beads: an adsorbent for removal of Cr(VI) from acidic solutionsSEM micrograph of a sour cherry kernel shell powder (R-SCKS), b R-SCKS-(VI), c chitosan-coated sour cherry kernel shell powder beads (C-SCKS), and d C-SCKS-Cr(VI)Back to article page