Sainteknol : Jurnal Sains dan Teknologi

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Published a scientific paper on the results of research and studies in the field of science and technology. Published biannually in June and December contained the writings lifted from the results of research and critical-analysis study in science and technology.

Publisher: LPPM Universitas Negeri Semarang

P-ISSN 0216-4566 | E-ISSN 2527-3604

Abstracting & Indexing


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Vol 21, No 2 (2023): December 2023

Table of Contents

Articles

Analysis of Total Phenolic and Flavonoid Levels in Carrot (Daucus carota L.) Extract with Different Solvents Polarity
DOI 10.15294/sainteknol.v21i2.47248 Abstract 373 times PDF 509 times
Rika Eka Afrellia(1), Anita Dwi Puspitasari(2),
(1) Pharmacy Undergraduate Study Program, Faculty of Pharmacy, Universitas Wahid Hasyim, Semarang, Indonesia
(2) Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Universitas Wahid Hasyim, Semarang, Indonesia
PDF
43-51
Encapsulation of Walnut Oil in Urea-Formaldehyde for Self-Healing Coating: Effect of Mixing Speed
DOI 10.15294/sainteknol.v21i2.48141 Abstract 215 times PDF 147 times
Reviana Inda Dwi Suyatmo(1), Abdussalam Topandi(2), Indah Gita Cahyani Gultom(3), Lukman Nulhakim(4),
(1) Teknik Kimia Polimer, Politeknik STMI Jakarta, Indonesia
(2) Teknik Kimia Polimer, Politeknik STMI Jakarta, Indonesia
(3) Teknik Kimia Polimer, Politeknik STMI Jakarta, Indonesia
(4) Teknik Kimia, Fakultas Teknologi Industri, Universitas Jayabaya, Indonesia
PDF
52-59
Utilization of Nutgrass (Cyperus Rotundus L.) as a Phytoremediator in Reducing BOD and COD Levels of Batik Liquid Waste Using Constructed Wetlands in Sub-Surface Flow Type
DOI 10.15294/sainteknol.v21i2.49818 Abstract 298 times PDF 193 times
Muhamad Zakky Irsyada(1), Hasna Amalia Fauziyyah(2), Ayuk Permata Sari(3),
(1) Universitas Negeri Semarang, Indonesia
(2) Universitas Negeri Semarang, Indonesia
(3) Universitas Negeri Semarang, Indonesia
PDF
60-69
Analysis of Voids and Porosity and Its Influence on The Quality of Syntactic Foam Composites
DOI 10.15294/sainteknol.v21i2.49530 Abstract 182 times PDF 158 times
Maulana Dzaki Munawar(1), Moh Luqman Hakim(2), Ade Mundari Wijaya(3), Dwi Novriadi(4),
(1) Chemical Engineering, Faculty of Engineering, Universitas Negeri Semarang, Indonesia
(2) Chemical Engineering, Faculty of Engineering, Universitas Negeri Semarang, Indonesia
(3) Research Center for Polymer Technology, National Research and Innovation Agency, Indonesia
(4) Research Center for Polymer Technology, National Research and Innovation Agency, Indonesia
PDF
70-80
Comparison of Ultrasonic Wave Pretreatment and Microwave-KOH Combination Pretreatment in Producing Bioethanol Using Rice Husk Waste
DOI 10.15294/sainteknol.v21i2.50272 Abstract 150 times PDF 139 times
Hanif Ardhiansyah(1), Radenrara Dewi Artanti Putri(2), Maharani Kusumaningrum(3), Faizal Reza Amirruddin Akbar(4), Daffa Bimo Fidiano(5),
(1) Department of Chemical Engineering, Faculty of Engineering, Universitas Negeri Semarang, Indonesia
(2) Department of Chemical Engineering, Faculty of Engineering, Universitas Negeri Semarang, Indonesia
(3) Department of Chemical Engineering, Faculty of Engineering, Universitas Negeri Semarang, Indonesia
(4) Degree Program of Department of Chemical Engineering, Faculty of Engineering, Universitas Negeri Semarang, Indonesia
(5) Degree Program of Department of Chemical Engineering, Faculty of Engineering, Universitas Negeri Semarang, Indonesia
PDF
81-88