Double  

salts  

of  

ionic  

liquid-based  

surfactants  

in  

microextraction:  

application  

of  

their  

mixed  

hemimicelles  

as  

novel

sorbents in magnetic-assisted micro-dispersive solid-phase extraction for the determination of phenols

María José Trujillo-Rodríguez, Verónica Pino, Jared L. Anderson, Juan H. Ayala, Ana M. Afonso

Analytical and Bioanalytical Chemistry, 407 (2015) 8753 - 8764

The  

metal-organic  

framework  

HKUST-1  

as  

efficient  

sorbent  

in  

a  

vortex-assisted  

dispersive  

micro  

solid-phase  

extraction

of parabens from environmental waters, cosmetic creams, and human urine

Priscilla Rocío-Bautista, Carla Martínez-Benito, Verónica Pino, Jorge Pasán, Juan H. Ayala, Catalina Ruiz-Pérez, Ana M. Afonso

Talanta,  139 (2015) 13-20

Automated  

direct-immersion  

solid-phase  

microextraction  

using  

crosslinked  

polymeric  

ionic  

liquid  

sorbent  

coatings  

for

the determination of water pollutants by gas chromatography

María Cordero-Vaca, María José Trujillo-Rodríguez, Cheng Zang, Verónica Pino, Jared L. Anderson, Ana M. Afonso

Analytical and Bioanalytical Chemistry, 407 (2015) 4615-4627

Interfacial and aggregation behavior of dicationic and tricationic ionic liquid-based surfactants in aqueous solution

Omprakash  

Nacham,  

Armide  

Martín-Pérez,  

Daniel  

J.  

Steyer,  

María  

José  

Trujillo-Rodríguez,  

Jared  

L.  

Anderson,  

Verónica  

Pino,  

Ana  

M.

Afonso

Colloids and Surfaces A: Physicochemical and Engineering Aspects, 469 (2015) 224-234

A   

simplified   

vortex-assisted   

emulsification   

microextraction   

method   

for   

determining   

personal   

care   

products   

in

environmental water samples by ultra-high-performance liquid chromatography

Providencia González-Hernández, Verónica Pino, Juan H. Ayala, Ana M. Afonso

Analytical Methods, 7 (2015) 1825-1833