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Extraction and Characterization of Pectin from Kepok Banana Peel and Its Application as a Base Material for Edible Coating on Strawberries Open
Strawberries are fruits rich in nutrients and bioactive compounds, but have a short shelf life due to their high respiration rate. The use of edible coatings from natural ingredients such as pectin can help extend the shelf life and mainta…
Edible Coating Formulated from Cocoa Pod Husk Pectin and Sungkai Leaf Extract to Extend Tomato Shelf Life Open
Tomato (Solanum lycopersicum L.) is a climacteric fruit that continues to ripen after harvest, leading to rapid spoilage and a short shelf life. This study investigated the use of cocoa pod husk pectin (Theobroma cacao L.) extracted via ac…
Flavonoid, Phenolic and Antioxidant Content in Several Parts of the Artemisia Plant Open
Free radicals can cause damage to cells in the body. This can be prevented or treated by using substances that are antioxidants. Artemisia plants (Asteraceae family) are one of the potential sources of natural antioxidants. This study was …
Physicochemical Analysis of Strawberries Coated with Potato Peel Starch Edible Coating with Sungkai Extract Open
Strawberries are a fruit widely consumed globally, but they have a short shelf life. Consequently, maintaining and storing strawberries is quite challenging. Fruit preservation using edible coatings has gained significant attention due to …
OPTIMIZATION OF THE CONDITION TO PRODUCE ZEIN-ACALYPHA INDICA. l LEAF EXTRACT NANOPARTICLES AS ANTIOXIDANTS Open
Objective: Acalypha indica L. (A. indica L.) is an herbal plant predominantly found in the wet tropics and known for its diverse activities. One way to increase its biological activities is by making it as nanoparticle form. This study aim…
A mixture of Aloe Vera Gel (Aloe vera. L) and Sungkai Leaf Extract (Peronema canescens. Jack) as Edible Coating to Increase Tomato (Solanum lycopersicum) Storage Life Open
Tomatoes are climacteric fruits, are well-known for containing lycopene is an antioxidant. The post-harvest shelf life of harvested tomatoes is only 4-5 days. This research aims to optimize previous methods such the use of plastic packagin…
Determination of Total Antioxidant and Phenolic Content from Malvaceae Family Leaves Infusion by Spectrophotometry Open
The use of plants as a source of medicine has been increasing lately. The plants used generally have bioactivities such as anti-bacterial, antioxidant, and others. Plants that contain antioxidants are widely used because of their ability t…
Pelatihan Praktikum Kimia Sederhana di SMAN 16 Padang Open
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…
The effect of sungkai leaf water extract addition to aloe vera gel edible coating on quality and shelf life of strawberries (Fragaria sp.) Open
Strawberries are the most consumed fruits by people in the world. This fruit has a delicious taste and high nutritional content. But the shelf life is very short. The purpose of this study was to find method to extend the shelf life of pos…
Photostability of avobenzone in a commercial sunscreen SPF 50 with the addition of quencher upon sun exposure Open
Background: Sunscreen can prevent acute and chronic skin damage, acute skin damage includes the burning effect that is felt on the skin, chronic skin damage due to exposure to UV A and UV B rays, namely skin cancer. Avobenzone is a UV filt…
The Use of Ngapi Nut Peel (Pithecellobium jiringa Prain) Extract as a Natural Pesticide to Control Stink Bugs (Leptocorisa oratorius) Open
Ngapi nut peel is an organic waste that is often found at traditional markets which has not been fully utilized and can pollute the environment. The utilization of ngapi nut peel extract to control stink bugs was carried out. The purpose o…
PENENTUAN KANDUNGAN ANTIOKSIDAN DAN FENOLIK TOTAL DARI EKSTRAK TUMBUHAN SEBAGAI BIOREDUKTOR DALAM PEMBENTUKAN NANOPARTIKEL PERAK Open
The formation of metal nanoparticles (silver, gold, platinum) by biological methods (green synthesis) has advantages over chemical and physical methods because it is easier, faster, simpler, and environmentally friendly. One of the substan…
Penentuan kandungan antioksidan dan fenolik total dari 5 spesies tumbuhan Famili Myrtaceae Open
Plants that come from the Myrtaceae family are plants that are found in the tropics. These plants are widely used by the community as spices or medicinal ingredients. The research conducted aims to determine the antioxidant content and tot…
Validation of MPM method to determine antioxidant content in traditional and hydroponic grown water spinach Open
Water spinach ( Ipomoea reptans ) is Indonesia’s widely used vegetable type. This vegetable has a good taste and contains nutrients that benefit the body. Water spinach is generally grown traditionally, but some are produced with a hydropo…
Pengembangan Usaha Akuaponik di Kolam Ikan TPQ & RTQ Raudhatul Adzkia Dalam Koto, Kabupaten Agam Open
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. Th…
Teknik Edible Coating dengan menggunakan Campuran Gel Lidah Buaya dan Ekstrak Daun Psidium guajava L. untuk Mempertahankan Sifat Fisikokimia Buah Jambu Biji Open
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 b…
Utilization of Aloe vera gel and Acalypha indica. L leaf extract as edible coating to increase the shelf life of guava (Psidium guajava. L) fruit Open
The technology that is commonly used to control postharvest pathogen attacks is coating with synthetic chemicals, but this has an unfriendly impact on the environment and consumers. Coating with A. vera L gel and plant extracts is a natura…
Penentuan Kandungan Antioksidan dan Fenolik Total dari Infusa Daun Tanaman Famili Myrtaceae Secara Spektrofotometri Open
Myrtaceae family plants are widely distributed in the tropics. The leaves of this plant have been widely used by the community as a traditional medicine. This study aims to determine the total antioxidant and total phenolic content of the …
Penentuan Kandungan Antioksidan Total pada Infusa Selada Hijau (Lactuca sativa L.) Hidroponik dan Konvensional secara Spektrofotometri dengan Modified Phenantroline Method (MPM) Open
Green lettuce is a vegetable that is widely consumed in Indonesia. These vegetables come from conventional and hydroponic farming. This study aims to compare the antioxidant content of these two types of vegetables. This vegetable is extra…
Budidaya Ikan Lele untuk Menunjang Kelancaran Biaya Operasional TPQ dan RTQ Raudhatul Adzkia Jorong Dalam Koto Kabupaten Agam Open
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 charg…
Evaluation and Determination of Total Antioxidant in Anting-Anting (Acalypha indica L.) Leaf Extract Open
Acalypha indica L. is one of herbal plants found in wet, moderate, tropical areas which grows as a weed. This herb has been used traditionally to treat dysentery, diarrhea, malnutrition, and malaria. But chemical compounds in Acalypha indi…
Utilization of fermented ngapi nut peel (<i>Pithecellobium jiringa</i>Prain) as natural fertilizer and pesticide on tomatoes (<i>Solanum lycopersicum</i>Mill) plant Open
Fermented Plant Extract (FPE) from the ngapi nut peel (Pithecellobium jiringa Prain) was produced as organic liquid fertilizer and pesticide to replace consumption of inorganic fertilizers and plant resistance for pests. FPE was fermented …
Antimicrobial Activity of Persea americana Peel Extract from North Sumatera, Indonesia , against Gram Positive and Gram Negative Bacteria in Vitro Open
Lots of species of Indonesian plants are suspected to have potential as an antimicrobial, but not yet optimally utilized. Avocado peel (Persea americana) is one of the nutritional plant species can be used as an antimicrobial agent. The ai…