Francisco Antonio Vazquez. Graduated from North East University Argentine and has a doctoral degree in analytical chemistry. Professor of Analytical Chemistry. Labquiam's Laboratory Manager at North East University - Argentine. His research interest area is environmental chemistry. Personal address: Islas Malvinas 1653 - 3400 Corrientes, Argentina.

E-mail: fvazquez@exa.unne.edu.ar

Roberto Gerardo Pellerano. Biochemist, biochemical doctoral student at North East University, Argentine. His research interest area is environmental chemistry. Personal address: Las Heras 1536 - 3400 Corrientes, Argentina.

E-mail: pellera@exa.unne.edu.ar

Hugo A. Acevedo. Chemist. Professor of General Chemistry at North East University. His research interest  area is General chemistry. Personal address: Bº Santa Rosa Mk 33 Piso 1º Dpto “D”. - 3400 Corrientes, Argentina.

E-mail: ahugo@exa.unne.edu.ar

Cesar Hamilton Romero. Chemist.  Auxiliar professor of Analytical Chemistry at North East University. His research interest area is environmental chemistry. Personal address: Las Heras 1856 -3400 Corrientes, Argentina.

E-mail:  cesarhrom@exa.unne.edu.ar

Juan Daniel Ruiz Diaz. Chemist.  Auxiliar professor of Analytical Chemistry at North East University. His research interest area is environmental chemistry. Personal address: Fragata Hercules 1798 -3400 Corrientes, Argentina.

E-mail: jdrdiaz@yahoo.com

Juan José Ruiz Diaz. Chemist. Auxiliar professor of Analytical Chemistry at North East University. His interest research area is environmental chemistry. Personal address: Fragata Hercules 1798 -3400 Corrientes, Argentina.

E-mail: juanjoruizd@yahoo.com

César Adrián Lezcano. Bichemist student at North East University. His research interest area is environmental chemistry. Personal address: Blas Parera 1653 - 3400 Corrientes, Argentina

e- mail: cesar_ar2001@yahoo.com.ar

Julio César Macé. Biochemist student at North East University. His interest research area is environmental chemistry. Personal address: Necochea 1250 - 3400 Corrientes, Argentina.

E-mail:  JCM_Labquiam@hotmail.com

Adriana Lucia Moresi. Biochemist student at North East University. Her interest research area is environmental chemistry. Personal address: San Lorenzo 1652 2º A - 3400 Corrientes, Argentina.

E-mail: lmoresi76@hotmail.com