Correction to: Microchimica Acta (2018) 185: 482

https://doi.org/10.1007/s00604-018-3008-y

The published version of this article, unfortunately, contains error. The authors regret that one typo was present in the first author name “Cuxing Xu” when it should be “Cuixing Xu”. Given in this article is the correct author name.