174.
Use
of
a
pH-sensitive
polymer
in
a
microextraction
and
preconcentration
method
directly
combined with high-performance liquid chromatography
González-Martín, R.; Pacheco-Fernández, I.; Maiti, B.; Ayala, J. H.; Afonso, A. M.; Díaz, D. D.; Pino, V.
J. Chromatogr. A, 2020, 1619, 460910
DOI: 10.1016/j.chroma.2020.460910