Erratum to: Anal Bioanal Chem

DOI 10.1007/s00216-016-9723-5

Unfortunately the name of Luciano Piubelli was missing as co-author of this contribution. The correct list of authors is:

Sara Tengattini, Elena Domínguez-Vega, Luciano Piubelli, Caterina Temporini, Marco Terreni, Govert W. Somsen