Zobrazeno 1 - 10
of 76
pro vyhledávání: '"Refilda"'
Autor:
Imelda Imelda, Refinel Refinel, Refilda Refilda, Yefrida Yefrida, Hermansyah Aziz, Yulizar Yusuf, Suryati Suryati, Zulkarnain Chaidir, Sumaryati Syukur, Rahmiana Zein, Novesar Jamarun, Safni Safni, Zilfa Zilfa, Yetria Rilda, Norman Ferdinal, Tommi Hermansyah, Fivi Mona Bareno
Publikováno v:
Warta Pengabdian Andalas, Vol 30, Iss 3, Pp 562-568 (2023)
Chemistry is one of the subjects taught in State Senior High Schools (SMAN), especially in Natural Sciences (IPA). The problem with chemistry subjects is that it is difficult to practice in the laboratory because laboratory facilities such as space,
Externí odkaz:
https://doaj.org/article/3625028d30de4ffcad0e404e3006763d
Autor:
Refilda Refilda, Rahmiana Zein, Hermansyah Aziz, Yefrida Yefrida, Zilfa Zilfa, Syukri Syukri, Matlal Fajri Alif, Yulizar Yusuf, Admi Admi, Raihan Hanif Aulia, Nurul Afifah
Publikováno v:
Warta Pengabdian Andalas, Vol 29, Iss 4, Pp 436-442 (2022)
The Community Service Team of the Chemistry Department has worked closely with the Taman Pendidikan Qur'an (TPQ) and Rumah Tahzhul Qur'an (RTQ) Raudhatul Adzkia Jorong Dalam Koto Nagari Koto Tangah in solving problems faced by partners. The pond catf
Externí odkaz:
https://doaj.org/article/d6041e911c124cc88dda086b73f9623c
Publikováno v:
Jurnal Riset Kimia, Vol 13, Iss 2, Pp 163-177 (2022)
The synthetic chemicals is a common substance used to extend the shelf life of postharvest fruit. But it can have health impact. The use of edible coatings from natural ingredients has begun to be developed. Modification of aloe vera gel by guava lea
Externí odkaz:
https://doaj.org/article/6dd797b2aafc47d18433c289d72b879f
Autor:
Refilda, Rahmiana Zein, Yefrida, Zilfa, Upita Septiani, Syukri, Diana Vanda Wellia, Syafrizayanti, Matlal Fajri Alif, Elida Mardiah, Refinel, Admi, Emil Salim, Fitratul Ilahi, Dwi Syukur Phameswari
Publikováno v:
Warta Pengabdian Andalas, Vol 28, Iss 3, Pp 206-214 (2021)
The Qur'an Education Park (TPQ) and Tahzhul Qur'an House (RTQ) of the Raudhatul Adzkia Jorong Dalam Koto Nagari Koto Tangah, Tilatang Kamang, and District of Agam have been launched since 2015. The students who study here are free of charge. The oper
Externí odkaz:
https://doaj.org/article/d0796b60d2fb4286a91b14b76709435a
Autor:
Refilda Suhaili
Publikováno v:
Chempublish Journal, Vol 5, Iss 2, Pp 130-139 (2021)
ABSTRACT Canned sardines (Sardinella sp.) are very practical because they can be stored for a long time and can reduce contamination of bacteria and microorganisms from outside. However, direct contact with canned packaging for a long time can cau
Externí odkaz:
https://doaj.org/article/1d47c656160b4f9690cffe40b080ab39
Publikováno v:
Chempublish Journal, Vol 5, Iss 1, Pp 36-45 (2020)
Analysis of active compounds in fermented plant extract (FPE) from the ngapi nut peel using Effective Microorganism-4 (EM-4) has been done by Gas Chromatography-Mass Spectroscopy (GC-MS). There were 88 compounds found in fermented plant extract, the
Externí odkaz:
https://doaj.org/article/f25916b741b949178143bcdc489d21c3
Autor:
Refilda Suhaili, Yulizar Yusuf
Publikováno v:
Chempublish Journal, Vol 6, Iss 1 (2021)
Seiring dengan perkembangan teknologi yang semakin pesat, buah-buahan banyak dikemas dalam kaleng. Buah kemasan kaleng merupakan makanan yang sering dikonsumsi oleh manusia pada saat ini. Penyimpanan buah kemasan kaleng dalam waktu yang lama dapat me
Externí odkaz:
https://doaj.org/article/1c3ebbdde1b84a818ad01d9b526cb6b9
Publikováno v:
JLI: Jurnal Litbang Industri, Vol 9, Iss 1, Pp 15-22 (2019)
Penelitian cangkang pensi (Corbicula moltkiana) sebagai penyerap zat warna metanil yellow telah dilakukan dengan sistem batch. Kondisi optimum penyerapan terjadi pada pH 4 dan konsentrasi awal 100 mg/L. Proses adsorpsi terjadi mengikuti model isoterm
Externí odkaz:
https://doaj.org/article/13e770c09f8e41368e9bc008f381e356
Autor:
Refilda Suhaili
Publikováno v:
Chempublish Journal, Vol 3, Iss 2 (2018)
Kaempferia galanga L. rhizome is used a traditional medicine and as seasoning. Kaempferia galanga L. rhizome has many bioactivies beneficial to antioxidant. Extraction of antioxidant by maceration method takes a long time and the extraction process i
Externí odkaz:
https://doaj.org/article/8f5c6b6efac94815b747dedc89a644e3
Publikováno v:
Jurnal Riset Kimia, Vol 8, Iss 2 (2015)
Validation of modified FRAP method to determine total antioxidant content in mango and rambutan sample have been done. Total antioxidan content in sampel is presented as Gallic Acid Equivalent (GAE). Modified FRAP method using FeCl3asoxidizing agent
Externí odkaz:
https://doaj.org/article/6ad75d2644bd43b88a5f5df6390703dc