Retraction Note to: Environ Geochem Health (2016) 38:1193–1201 https://doi.org/10.1007/s10653-015-9784-y

The Editor-in-Chief has retracted this article (Li et al. 2016). An investigation by the Journal has not been able to confirm the identity and affiliation of the author David Raleve. This author was the corresponding author on submission but changed the corresponding authorship at the proof stage. The current corresponding author was not aware of the publication of this article. As the appropriate authorship for this article cannot be determined, the Editor-in-Chief no longer has confidence in this article. Ibrahim Mohamed disagrees with this retraction. Ming Li and Wenli Chen did not respond to any correspondence about this retraction. Qiaoyun Huang did not respond to any correspondence about this retraction notice.