Results 11 to 20 of about 743,775 (292)

Considering an Up-Flow Anaerobic Sludge Blanket for the Treatment of Spearmint Essential Oil Wastewater and Biogas Production [PDF]

open access: yesJournal of Renewable Energy and Environment, 2019
The aromatic and dark-colored spearmint essential oil wastewater (SEOW) generally contains a large amount of organic matter, including chemical oxygen demand (COD), phenolic compounds, and inorganic contents.
Bahman Heydari   +3 more
doaj   +1 more source

Comparative Study of Metabolomic Profile and Antioxidant Content of Adult and In Vitro Leaves of Aristotelia chilensis

open access: yesPlants, 2021
This work aimed to identify the bioactive compounds present in adult maqui (Aristotelia chilensis) leaves from different stages of development and seasons of the year and compare them with leaves obtained from maqui plants grown in vitro. The qualitative
Karina Andrea Crisóstomo-Ayala   +8 more
doaj   +1 more source

Non-Enzymatic phenol determination in river water over modified electrode with poly 3-methylthiophene

open access: yesHittite Journal of Science and Engineering, 2016
T his paper describes non-enzymatic phenol determination using poly 3methylthiophene coated Pt electrode. Modified electrode was prepared on Pt disc surface in dichloromethane medium containing 500 mM 3-methylthiophene 3MT and 100 mM ...
Ufuk Buk, Muammer Kavanoz, Emine Ulker
doaj   +1 more source

Electrochemistry and application of a novel monosubstituted squarate electron-transfer mediator in a glucose oxidase-doped poly(phenol) sensor [PDF]

open access: yes, 2004
Electrosynthetic poly(phenol) nanofilms were deposited in situ on platinum electrodes in the presence and absence of glucose oxidase. The synthesis charges and currents of the nonconducting polymer films were recorded at various applied potentials for ...
Hall, Lincoln A.   +6 more
core   +1 more source

Phân lập và tuyển chọn vi sinh vật phân hủy phenol từ mẫu bùn khu chứa nước thải phòng thí nghiệm thuộc Khoa Nông nghiệp, Trường Đại học Cần Thơ

open access: yesTạp chí Khoa học Đại học Cần Thơ, 2020
Nghiên cứu nhằm phân lập vi sinh vật có khả năng phân hủy phenol từ mẫu bùn khu chứa nước thải phòng thí nghiệm thuộc Khoa Nông nghiệp, Trường Đại học Cần Thơ.
Đỗ Thành Luân   +3 more
doaj   +1 more source

Phenol degradation using 20, 300 and 520 kHz ultrasonic reactors with hydrogen peroxide, ozone and zero valent metals [PDF]

open access: yes, 2009
The extent of phenol degradation by the advanced oxidation process in the presence of zero valent iron (ZVI) and zero valent copper (ZVC) was studied using 20, 300 and 520 kHz ultrasonic (US) reactors.
Bremner, David H.   +3 more
core   +3 more sources

Electrochemical removal of phenol in alkaline solution. Contribution of the anodic polymerization on different electrode materials [PDF]

open access: yes, 2009
The removal of organic pollutants based on electropolymerization on an anode was performed in the case of phenol in alkaline solution. The polymer formed by a process involving less than two electrons per molecule of phenol, is then precipitated by ...
Savall, André   +1 more
core   +1 more source

PEMBUATAN PEREKAT FENOLIK DARI LINDI HITAM YANG DIPEKATKAN DENGAN TANIN ATAU FENOL KRISTAL

open access: yesJurnal Penelitian Hasil Hutan (Journal of Forest Products Research), 2017
Phenol  compounds  in  waste  water  of  pulp  and  paper  industry  are  toxic  and  harmful  to  environment.  Phenol  compounds  are  also  an  expensive  chemical  with  wide  range  uses,  such  as  raw  materials  for  the  manufacture  of  phenol 
R Sudradjat, G Pari, M I lskandar
doaj   +1 more source

DNA Renaturation at the Water-Phenol Interface [PDF]

open access: yes, 2003
We study DNA adsorption and renaturation in a water-phenol two-phase system, with or without shaking. In very dilute solutions, single-stranded DNA is adsorbed at the interface in a salt-dependent manner.
121   +161 more
core   +4 more sources

Evaluation of sulfur and foliar application of Zn and Fe on yield and biochemical factors of cumin (Cuminum cyminum L.) under irrigation regimes [PDF]

open access: yesJournal of HerbMed Pharmacology, 2020
Introduction: Cumin, due to its food and medicinal properties, is one of the important plant species in the world. Moreover, water and nutrition deficiencies are serious abiotic stress factors.
Shahla Shafiee adib   +3 more
doaj   +1 more source

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