2016 Volume 32 Issue 5 Pages 597
On page 168, the left column, line 26 to 29, the sentence,
Working standard solutions (1, 5, 7.5, and 10 ng mL−1) were prepared from the iodine stock solution by dilution with 7.0% (v v−1) nitric acid, 5.0% (v v−1) acetic acid and 1.2% (v v−1) hydrogen peroxide.
should read
Working standard solutions (1, 5, 7.5, and 10 ng mL−1) were prepared from the iodine stock solution by dilution with 7.0% (v v−1) nitric acid and 5.0% (v v−1) acetic acid.