Results 31 to 40 of about 1,361,762 (335)

Evaluation of ornamental sunflower for value addition

open access: yesJournal of Horticultural Sciences, 2018
An experiment was conducted at College of Horticulture, GKVK, campus, Bengaluru, UHS, Bagalkot during 2012-13 to study the suitability of ornamental sunflower for dry flower production. Highest flower weight loss was with corn meal and silica gel (90.75
Kirtimala B Naik   +6 more
doaj   +1 more source

Alcalóides de Aspidosperma auriculatum Standl [PDF]

open access: yes, 2003
Species from genus Aspidosperma show the presence of indol alkaloids. From Aspidosperma quebracho-blanco Schlecht quebracacidine was obtained1, from A. olivaceum. Schmutz and Hunziker2 isolated olivacine, among others substances.
BARBOSA, Wagner Luiz Ramos   +2 more
core   +1 more source

The effect of silica desiccation under different storage conditions on filter-immobilized environmental DNA

open access: yesBMC Research Notes, 2021
Objective Silica gel beads have promise as a non-toxic, cost-effective, portable method for storing environmental DNA (eDNA) immobilized on filter membranes.
Michael J. Allison   +6 more
doaj   +1 more source

Preparasi Katalis Cu/Silika Gel dari Kristobalit Alam Sabang serta Uji Aktivitasnya pada Reaksi Dehidrogenasi Etanol

open access: yesJurnal Rekayasa Kimia & Lingkungan, 2009
Cu/Silica gel catalyst preparation by using silica content which is obtained from Sabang natural crystobalit has been done. Isolated silica from crystobalit is reacted with natrium hidroxide to produce silicate natrium that reacted further with sulphate ...
Surya Lubis
doaj   +2 more sources

Sol-Gel Silica Nanoparticles in Medicine: A Natural Choice. Design, Synthesis and Products

open access: yesMolecules, 2018
Silica is one of the most abundant minerals in the Earth’s crust, and over time it has been introduced first into human life and later into engineering. Silica is present in the food chain and in the human body. As a biomaterial, silica is widely used in
M. Clara Gonçalves
semanticscholar   +1 more source

Thin-layer chromatography of DNS amino acids derivatives in systems with silica gel and silanized silica gel plates

open access: yesCurrent Issues in Pharmacy and Medical Sciences, 2022
Investigations into separation selectivity of High-Performance Thin-layer chromatography (HPTLC) of dansyl (DNS) derivatives of amino acids in silica gel (Silica gel 60 F254s plates) and silanized silica gel (RP-18 W plates) systems are presented.
Chomicki Adam, Dzido Tadeusz H.
doaj   +1 more source

Synthesis and Characterization of Modified Silica Gel from Teff Straw Ash Using Sol-gel Method

open access: yesNext Materials
Teff straw ash was first converted into sodium silicate solution, then processed via sol-gel, producing low-density silica aerogel (modified silica gel). A one-step modification method was applied to produce modified silica gel from teff straw ash.
Belete Tessema   +3 more
doaj   +1 more source

PEMANFAATAN LIMBAH SEKAM PADI MENJADI SILIKA GEL

open access: yesJurnal Bahan Alam Terbarukan, 2014
Sekam padi merupakan salah satu sumber penghasil silika terbesar, berpotensi sebagai bahan pembuatan silika gel. Abu sekam padi mengandung silika sebanyak 87%-97% berat kering.
Prima Astuti Handayani   +2 more
doaj   +1 more source

Silica Gel From Bagasse Ash for Methylene Blue Adsorption

open access: yesSains Natural
Most silica sources are from non-renewable natural sand or rock materials, which affect the element's diminishing availability in the environment. Because bagasse ash has a relatively high silica concentration, it can be used as a silica source to ...
Raisa Anisara   +2 more
doaj   +1 more source

Kinetics Study of Gas Pollutant Adsorption and Thermal Desorption on Silica Gel

open access: yesApplied Sciences, 2017
Silica gel is a typical porous desiccant material. Its adsorption performance for gaseous air pollutants was investigated to determine its potential contribution to reducing such pollutants.
Rong A   +5 more
doaj   +1 more source

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