Chromium is a potentially toxic metal occurring in water and groundwater as a result of natural and anthropogenic sources. The prepared adsorbent is well suitable in the real condition. Since the prepared adsorbent (Al-GNSC) is successfully reduces the chromium (VI) ion form the real groundwater samples.
Author Response We appreciate the efforts of the reviewers for their detailed and insightful comments, which have helped us to improve the quality of our manuscript.