Browsing Diploma Papers by Title
Now showing items 1-10 of 65
-
Aktivitas Antibakteri Infusa Bunga Krisan Putih Salju (chrysanthemum morifolium (Ramat.) Hemsl.) yang terdapat di Desa Raya, Kabupaten Tanah Karo
(Universitas Sumatera Utara, 2024)Background: Snow white chrysanthemum is one of the cultivated plants that are most in demand by the public as cut flowers and decorations. In addition, snow white chrysanthemum flowers contain a lot of pharmacological ... -
Aktivitas Antioksidan Mikro M Kapsul dari Ekstrak Daun Wungu (Graptophylum pictum LGriff) Kitosan Menggunakan Metode DPPH
(Universitas Sumatera Utara, 2024)Background: The wungu leaf plant (Graptophyllum pictum l), also known as purple leaf, contains various compounds such as flavonoids, tannins, alkaloids, sitosterol, glycosides, anthraquinone, carbohydrates, coumarins and ... -
Analisis Aktivitas Antioksidan dari Teh Herbal Jahe, Kulit Kayu Manis dan Belimbing Wuluh
(Universitas Sumatera Utara, 2023)Background: Herbal tea is starting to develop and is made with various ingredients, one of which is spices which have the potential to be used as basic ingredients for making herbal tea from ginger, cinnamon bark and ... -
Analisis Hidrokuinon pada Krim Pemutih yang Dijual di Pasar Sukaramai dan di E-Commerce dengan Metode Spektrofotometri
(Universitas Sumatera Utara, 2023)Background: Whitening cream is a type of cosmetic that contains active substances that can suppress or inhibit the formation of melanin, thereby giving the skin a whiter color. Hydroquinone is an active compound that is ... -
Analisis Kadar Besi (Fe) pada Air Minum Isi Ulang dengan Metode Spektrofotometri Serapan Atom yang Beredar di Desa Buntu Bedimbar
(Universitas Sumatera Utara, 2023)Background: Drinking water is water that goes through the processing or without processing that meets health requirements and can be drunk directly. Refill drinking water was chosen as an alternative to bottled drinking ... -
Analisis Kandungan Hidrokuinon pada Sediaan Handbody Lotion yang Dijual secara Online dengan Menggunakan Metode Spektrofotometri Ultraviolet
(Universitas Sumatera Utara, 2023)Background: Handbody Lotion is a class of cosmetic preparation emollients (softeners) that contain more water. Hydroquinone is chemical compound in the form of white, needle-shaped crystals, odorless, chemical formula ... -
Analisis Kandungan Residu Pestisida Golongan Piretroid Berbahan Aktif Sipermetrin dan Deltametrin pada Brokoli (Brassica oleracea var. italica) dengan Menggunakan Metode Kromatografi Gas
(Universitas Sumatera Utara, 2023)Background: Broccoli vegetables, this type of plant is very vulnerable to insect and fungal attacks and pesticides that are often used by farmers, namely pyrethroid groups with active ingredients of cypermethrin and ... -
Analisis Kandungan Residu Pestisida Golongan Piretroid Berbahan Aktif Sipermetrin dan Deltametrin pada Beras (Oryza sativa L.) dengan Menggunakan Metode Kromatografi Gas
(Universitas Sumatera Utara, 2023)Background: Rice is the main commodity as a staple food where rice/rice plants always use pesticides, starting from seed treatment, when the soil starts to dry up to when it is stored in warehouses in the form of grain and ... -
Analisis Kandungan Residu Pestisida Golongan Piretroid Berbahan Aktif Sipermetrin dan Deltametrin pada Cabai Merah (Capsicum annum L.) dengan Menggunakan Metode Kromatografi Gas
(Universitas Sumatera Utara, 2023)Background: Chili cultivation is never free from pest and disease attacks. Efforts commonly made by farmers to reduce disturbances from pest and disease attacks usually use pesticides. Pesticides that are often used by ... -
Analisis Kandungan Residu Pestisida Golongan Piretroid Berbahan Aktif Sipermetrin dan Deltametrin pada Kacang Kedelai (Glycine max L.) dengan Menggunakan Metode Kromatografi Gas
(Universitas Sumatera Utara, 2023)Background: Soybeans are one of the cerelia plants that are quite high in contamination with pesticides. Pyrethroid pesticides made from cypermethrin and deltamethrin are pesticides that are often used by farmers. The ...