5 articles in this issue
Kartika MZ,Suryati Suryati,Mai Efdi
Tahi Ayam (Lantana camara Linn) is known as the herbal plant to cure several diseases and has been used in folk medicine. The result of this study indicates that the isolated compound and the ethyl acetate fraction are components having antibacterial... see more
Izzati Izzati,Suheryanto Suheryanto,Poedji Loekitowati Hariani
The speciation of Fe2+ and Fe3+ iron ions using the concentration cell potentiometric method has been developed. The determination and speciation of metals that have been used include potentiometry using comparison electrodes, selective ion electrodes, an... see more
Annisa Filantropie,Suheryanto Suheryanto,Poedji Loekitowati Hariani
The development of science and technology, especially the development of the internet is very rapid today. The world of education, needs to develop learning innovations involving the internet. Internet of Things is one of the innovative technologies that ... see more
Muhammad Said,Niko Erlangga,Daniel Alfarado,Suheryanto Suheryanto,Elisa Nurnawati
The aim of this research is to determine the effect of bentonite-Titanium dioxide (Benonite-TiO2) composite on the degradation process of methylene blue. It was carried out by synthesizing the composite through the impregnation of Titanium dioxide (TiO2) ... see more
Desnelli Desnelli,Leidya Yulinda,David Fernando,Fatma Fatma,Ady Mara
This study aims to determine the effectiveness and increase in absorption of the chitosan-ZnO composite in the process of removing methylene blue when using the photodegradation method with the help of a UV lamp. Chitosan was synthesized from shrimp shell... see more