نتایج جستجو برای: cleaned using soxhlet extraction
تعداد نتایج: 3489978 فیلتر نتایج به سال:
In recent years, photosynthetic microalgae regained attention for biodiesel production. For efficient utilization of microalgae, a number of criteria including a strain with high biomass and lipid productivities and employment of effective and reliable methods for oil extraction from the obtained biomass should be met. Recently, we have isolated and identified three thermo-resistant green micro...
The literature does not present any information on ultrasonic assisted extraction of phenolic compounds from Coreopsis tinctoria Nutt. fruits using solvents with different polarities. The objective of this paper is to highlight the potential of ultrasound assisted extraction in the fast preparation of extracts rich in polyphenols of Coreopsis tinctoria Nutt. fruits in good yields. Several param...
Background and purpose: The genus Vicia (Papilionaceae) contains 45 species in Iran. This investigation was designed to study the impact of extraction methods on total phenolic and flavonoid contents and antioxidant activities of V. hirsuta aerial parts. Materials and methods: In this experimental study the efficiencies of three extraction methods i.e. Maceration, Soxhlet, and ultrasonically a...
INTRODUCTION Underground storage tanks containing hydrocarbonbased fuels are found worldwide. Many of these underground storage tanks are known to have leaks, allowing gasoline, diesel or other fuels to contaminate the surrounding soil. As of 1992, there were two million underground tanks being monitored for leaks and an additional three million not monitored for leaks within the United States ...
The impact of extraction solvents and techniques on the assay of isoflavones from soybean was investigated. This systematic study was undertaken to address substantial variations in the solvents and procedures used for the extraction of isoflavones from soybeans by different research groups as described in the recent peer-reviewed published literature. Comparison of four previously optimized an...
Background & Aim:Medicinal plants are rich sources of substances with nutraceutical and health benefits. Valeriana officinalis L. (Valerianaceae) is a known medicinal plant used in traditional medicine throughout the world. The present study aimed to evaluate the efficiencies of three methods for antioxidant extraction from Valeriana officinalis</...
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