Browsing A - Mathematics and Natural Sciences by Author "Erwin"
Now showing items 1-5 of 5
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ISOLATION AND CHARACTERIZATION OF STIGMASTEROL AND -SITOSTEROL FROM WOOD BARK EXTRACT OF Baccaurea macrocarpa Miq. Mull. Arg
Erwin; Pusparohmana, W.R; Safitry, R.D.; Marliana, E.; Usman; Kusuma, I.W (RASAYAN J. Chem, 2020-10)Baccaurea macrocarpa Miq. Mull. Arg. (known locally as Tampoi) is one of the edible fruit plants found in the forests of Borneo. The crude extract of wood bark of Tampoi was partitioned with n-hexane and ethyl acetate ... -
Skrining Fitokimia dan Bioaktivitas Tumbuhan Bakau Api-Api Putih (Avicennia alba Blume)
Erwin; Nuryadi, Dedi; Usman (Jurnal Sains dan Kesehatan, 2020-08-20)Penelitian tentang skrining fitokimia dan biokaktivitas ekstrak batang, kulit batang dan daun Bakau Api api putih telah dilakukan. Masing-masing 100 gram bagian tumbuhan diekstraksi dengan cara maserasi menggunakan metanol ... -
Synthesis and Charactherization of Chitosan-Tripolyphosphate from Clam Shells (Cerithidea obtusa) and Its Application to Sorption of Cadmium Ion
Anuar, Hajar; Koesnarpadi, Soerja; Erwin (Proceding ICTROPS 4th-Mulawarman University Press, 2021)Synthesis and characterization of chitosan-tripolyphosphate (Chi-TPP) from Clam Shells (Cerithidea obtusa) and its application to sorption of cadmium ion has been researched. The Chi-TPP was synthesized using gelation methods ... -
SYNTHESIS OF CHITOSAN-MAGNETITE NANOPARTICLES CROSS-LINKED TRIPOLYPHOSPHATE AS ANTIBACTERIAL Salmonella typhi AND Staphylococcus aureus
Mahyati, Agus; Koesnarpadi, Soerja; Erwin (Jurnal Atomik, 2021)Magnetite is widely used in various fields of separation, biochemistry, medical and environment. Modification of nanoparticle magnetite binding with chitosan is recommended for many biomedical applications, especially ... -
UJI FITOKIMIA DAN AKTIVITAS ANTIBAKTERI EKSTRAK ETANOL DAUN BINAHONG (Anredera cordifolia (Ten.) Steenis) TERHADAP BAKTERI Staphylococcus DAN Escherichia coli
Pasaribu, Subur P.; Erwin; Wardani, Nandha Putri (Jurusan Kimia FMIPA Universitas Mulawarman, 2011-11)