| Table of contents Rev. ion vol.32 no.1 Bucaramanga Jan./June 2019 Editorial | | | | · EDITORIAL
| | | Articles of Scientific and Technological Research | | | | · Thermodinamical productivity limitations for passive solar stills Salinas-Freire, Henry Alberto; Pérez-Ones, Osney; Rodríguez-Muñoz, Susana
| | | | · Degradation of sulfide from leather tanning wastewater by hydrodynamic cavitation Agudelo-Valencia, Rafael Nikolay; Ovalle-González, Diana Paola; Rodríguez-Rodriguez, Luis Felipe; Camargo-Vargas, Gabriel de Jesús; Almonacid-Jimenez, Leidy Yaneth
| | | | · An overview to development of viscosity reducer additives and its application in heavy crude oil transportation Remolina-Campos, Sergio Arturo; Espitia-Castellanos, Jaime; Luna-Cáceres, César Augusto; Patiño-Reyes, Édgar Javier
| | | | · Estimating of alcohol density from biofuels using the second virial coefficient Pereira-Merlo, Nadine; Ribeiro Franco-Júnior, Moilton; Peres-Chagas, Samuel; Rocha, Nattácia Rodrigues de Araújo Felipe; Pereira, Warley Augusto; Santos-Pompêu, Gabriela Ciribelli; Oliveira-Dourado, Lynicker Yan
| | | | · Evaluation of alkaline-enzymatic hydrolysis to obtain hydrolyzed collagen from tanned leather shavings Vallejo-Rodríguez, Juan Sebastián; Almonacid-Jiménez, Leidy Yaneth; Agudelo-Valencia, Rafael Nikolay; Hernández-Fernández, Javier Adolfo; Ortiz-Medina, Óscar Leonardo
| | | | · Determination and statistical analysis of the composition of the gases produced in an Enhanced Oil Recovery Pilot Díaz-Molina, José Manuel; Morales-Toscano, Andrea Carolina; Fernández-Rojas, Marisol; Briceño-Gamba, Nelson; Villalba-Rey, Deicy; Rosario-Sánchez, María del
| | | | · Saccharification of Orange Bagasse Pre-treated with Calcium Hydroxide using an enzymatic blend Diluted Hydrochloric Acid Pires-Nogueira, Danielle; Ferreira-Rosa, Paula Rubia; Seolatto, Araceli Aparecida; Galeano-Suarez, Carlos Alberto; Ferreira-Freitas, Fernanda
| | | | · Thermochemical Study of Gasoline Additive Production Tert-Amyl-Methyl-Ether (TAME) Leon-Pulido, Jeffrey; Santiago-Cespedes, Ivan D.; Gonzalez-Delgado, Angel Dario; Becerra-Navas, Javier; Cárdenas-Concha, Viktor Oswaldo; Nunhez, José Roberto
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