Zobrazeno 1 - 10
of 25
pro vyhledávání: '"Sri Hilma Siregar"'
Autor:
Sri Hilma Siregar, Prasetya Prasetya, Norramizawati Norramizawati, Marlian Marlian, Aulia Rizki Ramadhanti
Publikováno v:
Jurnal Kimia Sains dan Aplikasi, Vol 26, Iss 4, Pp 143-150 (2023)
Dye is one of the waste waters, which will be a problem if the content is excessive in the water. Modifying bentonite with titanium dioxide (TiO2) as a photocatalyst for removal of dye waste. In this study, composite synthesis was carried out by mixi
Externí odkaz:
https://doaj.org/article/85a6eccccdb145d690fc71563c546eb3
Publikováno v:
Jurnal Kimia Sains dan Aplikasi, Vol 25, Iss 2, Pp 79-86 (2022)
The manufacture of edible film from chicken bone gelatin incorporated with starch is essential for Indonesia, where most Muslims are. This is related to Shari’a law which requires Muslims to consume only halal food. Gelatin made from chicken bones
Externí odkaz:
https://doaj.org/article/715d001ba0b64d0abd5a13947c51b7fb
Autor:
Annisa Rahmadhani, Hasmalina Nasution, Prasetya Prasetya, Novialis Dayumita, Sri Hilma Siregar
Publikováno v:
Acta Chimica Asiana. 6:295-300
Wastewater originating from household, industrial, and public places that contains materials can endanger human life and living things and disrupt environmental sustainability. Various methods have recycled domestic wastewater. One is through the pho
Publikováno v:
Acta Chimica Asiana. 6:247-253
This study aims to see the potential of bamboo as a new raw material for the Indonesian pulp industry, specifically for the manufacture of pulp products, because in Indonesia, the import value for dissolving is still high, and the raw materials used
Autor:
Manja Nanda Resa Manja, Hasmalina Nasution, Zumrotun Nasihah, Tengku Finalia, Laila Rahmadanis, Prasetya Prasetya, Rahmadini Syafri, Sri Hilma Siregar
Publikováno v:
Photon: Jurnal Sain dan Kesehatan. 12:171-178
Petroleum waste (crude oil) has become one of the sources of pollution in the sea. The pollution caused comes from several factors, oil spills from tankers, deliberate disposal of irresponsible industries. The layer of crude oil on the surface of the
Autor:
Rahmadini Syafri, null Prasetya, Jufrizal Syahri, Rahmiwati Hilma, Hasmalina Nasution, Sri Hilma Siregar, Fitra Perdana
Publikováno v:
Jurnal Pengabdian UntukMu NegeRI. 6:135-140
Kabupaten Rokan Hilir dikenal dengan kekayaan ragam budaya dan objek pariwisatannya. Salah satu tradisi turun temurun yang kini menjadi primadona wisata Rokan Hilir adalah ritual Upacara Bakar Tongkang yang kini menjadi agenda wisata tahunan Kabupate
Autor:
Sri Hilma Siregar, Jufrizal Syahri, Rahmiwati Hilma, Fitra Perdana, Hasmalina Nasution, Prasetya Prasetya, Rahmadini Syafri
Publikováno v:
Jurnal Pengabdian UntukMu NegeRI. 5:57-66
Pandemik Covid-19 memberikan dampak yang signifikan terhadap tatanan kehidupan sosial dan ekonomi masyarakat global, termasuk masyarakat di Desa Suka Ramai, Kec. Tapung, Kab, Kampar. Tingginya harga obat-obatan termasuk kosmetik, krisis ekonomi yang
Autor:
Hasmalina Nasution, Wahyuni Puspita Sanda, Rahmadini Syafri, Sri Hilma Siregar, null Yuhelson, null Prasetya
Publikováno v:
Photon: Jurnal Sain dan Kesehatan. 12:60-66
Biodiesel is an alternative fuel for diesel engines produced by a transesterification reaction between vegetable oils or animal fats containing triglycerides and alcohol, one of which is methanol. The use of homogeneous base catalysts in the synthesi
Publikováno v:
Jurnal Pengabdian UntukMu NegeRI. 5:6-11
Limbah plastic domestic yang dihasilkan dimasa pandemic Covid-19 saat ini semakin meningat. Meningkatnya limbah plastic karena kebiasaan baru yang harus diterapkan selama Covid-19. Kebiasaan baru dengan tetap tinggal di rumah, bekerja di rumah, dan h
Publikováno v:
Photon: Jurnal Sain dan Kesehatan. 11:163-176
Penelitian ini bertujuan untuk mengetahui penurunan kadar logam berat (Cd, Cu dan Pb) dalam air yang terkontaminasi logam berat dan mengetahui pengaruh perlakuan terhadap penurunan konsentrasi logam berat dalam air. Penelitian ini menggunakan rancang