A novel humic acid extraction procedure from Tunisian lignite

A Wali, I Ben Salah, M Zerrouki… - Euro-Mediterranean …, 2019 - Springer
The present study investigates the efficient extraction of humic acid (HA) from Tunisian
lignite (TL). The extraction method was optimized using the full factorial design (FFD) based …

Антиоксидантная активность высокомолекулярных соединений гуминовой природы

МВ Зыкова, ЛА Логвинова… - Химия …, 2018 - cyberleninka.ru
Проведено исследование антиоксидантной (АО) активности гуминовых кислот (ГК)
торфа в зависимости от их этиологии и способа получения, методами колориметрии со …

[PDF][PDF] Extraction of humic acid from lignite coals using stirred tank reactors (STRs): Assessment of process parameters and final product charaterization

E Sarlaki, M Sokhandan Toomaj… - Iranian Journal of Soil …, 2019 - researchgate.net
Extraction of humic acid (HA) from lignite coals that are rich in humic compounds has been
highlighted in recent years as a superior and prominent research issue. The conventional …

Study of spectral, structural and chemical characteristics of humic acids isolated from coalfield of Iran

A Sharif Paghaleh, E Sarlaki, M Kianmehr… - Iranian journal of soil …, 2018 - ijswr.ut.ac.ir
Due to the significant impact of humic substances on a variety of environmental processes,
knowing the chemical, spectroscopic and structural features of these substances should …

昭通褐煤“腐植酸的提取——腐黑物的低温热解” 的梯级利用特性

王平艳, 路旭阳, 田吉宏, 刘谋盛, 王海龙, 祁子丁 - 化工进展, 2017 - hgjz.cip.com.cn
以昭通褐煤为原料, 通过碱溶酸析法提取腐植酸, 探讨各工艺条件下褐煤腐植酸的提取率,
腐植酸的品质, 并对提完腐植酸后剩余的褐煤腐黑物进行热解气化, 以热解产物分布 …

Cascade utilization characteristics of Zhaotong lignite “extraction of humic acid from it——low temperature pyrolysis of humin”

P WANG, X LU, J TIAN, M LIU, H WANG, Z QI - Chemical Industry and … - hgjz.cip.com.cn
The experiment was carried out with Zhaotong lignite as material. The base-dissolving
acidification method was used to extract humic acid from Zhaotong lignite. The extraction …

[HTML][HTML] СВОЙСТВА ЦИНКСОДЕРЖАЩИХ ГУМАТОВ ТОРФА КАК ПОТЕНЦИАЛЬНЫХ МИНЕРАЛОБИОТИЧЕСКИХ АНТИОКСИДАНТОВ

НБ Мельникова, ОА Воробьева… - Биорадикалы и …, 2019 - cyberleninka.ru
В работе рассмотрены гумусовые кислоты, проявляющие антиоксидантные и
детоксикационные свойства, как удобная платформа для создания …

[PDF][PDF] STUDY OF METAL ION INTERACTIONS WITH HUMIC SUBSTANCES AND THEIR EFFECT ON IRON NUTRITION OF AEROBIC RICE

M ESHWAR - 2017 - krishikosh.egranth.ac.in
STUDY OF METAL ION INTERACTIONS WITH HUMIC SUBSTANCES AND THEIR EFFECT
ON IRON NUTRITION OF AEROBIC RICE M.ESHWAR 2017 Page 1 STUDY OF METAL …