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Biosorption of methylene blue from aqueous solution by fallen phoenix tree's leaves.
- Runping Han, W. Zou, Weihong Yu, Shujian Cheng, Yuanfeng Wang, J. Shi
- Chemistry, Medicine
- Journal of hazardous materials
- 6 March 2007
A new adsorbent, the fallen phoenix tree's leaf, has been investigated in order to remove methylene blue (MB) from aqueous solutions. Variables of the system, including contact time, leaf dose,… Expand
Use of rice husk for the adsorption of congo red from aqueous solution in column mode.
- Runping Han, Dandan Ding, +4 authors L. Zou
- Chemistry, Medicine
- Bioresource technology
- 1 May 2008
A continuous fixed bed study was carried out by using rice husk as a biosorbent for the removal of congo red (CR) from aqueous solution. The effects of important factors, such as the value of initial… Expand
Removal of methylene blue from aqueous solution by chaff in batch mode.
- Runping Han, Yuanfeng Wang, Pan Han, J. Shi, Jian Yang, Yongsen Lu
- Chemistry, Medicine
- Journal of hazardous materials
- 1 September 2006
A new adsorbent system for removing methylene blue (MB) from aqueous solutions has been investigated. This new adsorbent is cereal chaff, an agriculture product in middle-west region in China.… Expand
Biosorption of methylene blue from aqueous solution by rice husk in a fixed-bed column.
- Runping Han, Yuanfeng Wang, Weihong Yu, W. Zou, J. Shi, Hong-Min Liu
- Chemistry, Medicine
- Journal of hazardous materials
- 22 March 2007
In this study, the ability of rice husk to adsorb methylene blue (MB) from aqueous solution was investigated in a fixed-bed column. The effects of important parameters, such as the value of initial… Expand
Sugar compositions, α-glucosidase inhibitory and amylase inhibitory activities of polysaccharides from leaves and flowers of Camellia sinensis obtained by different extraction methods.
- Yuanfeng Wang, Z. Yang, Xinlin Wei
- Chemistry, Medicine
- International journal of biological…
- 1 November 2010
The sugar compositions, α-glucosidase inhibitory and α-amylase inhibitory activities of polysaccharides from leaves and flowers of green tea (Camellia sinensis) obtained by hot water extraction… Expand
Structure-affinity relationship of flavones on binding to serum albumins: effect of hydroxyl groups on ring A.
- J. Xiao, H. Cao, Yuanfeng Wang, K. Yamamoto, Xinlin Wei
- Chemistry, Medicine
- Molecular nutrition & food research
- 1 July 2010
Four flavones (flavone, 7-hydroxyflavone, chrysin, and baicalein) sharing the same B- and C-ring structure but a different numbers of hydroxyl groups on the A-ring were studied for their affinities… Expand
Characterization and antioxidant activities of polysaccharides from leaves, flowers and seeds of green tea
- Yuanfeng Wang, Fangfang Mao, Xinlin Wei
- Chemistry
- 17 March 2012
Abstract The chemical characterization and antioxidant activities of tea leaves polysaccharides (TLPS), tea seed polysaccharide (TSPS), tea flower polysaccharide (TFPS) were investigated after… Expand
Effect of different drying methods on chemical composition and bioactivity of tea polysaccharides.
- Yuanfeng Wang, Y. Liu, J. Huo, Xintong Zhaoa, J. Zheng, Xinlin Wei
- Chemistry, Medicine
- International journal of biological…
- 1 November 2013
Four polysaccharides (TPS-F, TPS-V, TPS-S and TPS-M) were obtained from tea (Camellia sinensis) leaves by freeze-drying, vacuum-drying, spray-drying and microwave-vacuum drying, respectively. Their… Expand
Comparison of linear and nonlinear analysis in estimating the Thomas model parameters for methylene blue adsorption onto natural zeolite in fixed-bed column.
- Runping Han, Y. Wang, W. Zou, Yuanfeng Wang, J. Shi
- Chemistry, Medicine
- Journal of hazardous materials
- 25 June 2007
Comparison analysis of linear least square method and nonlinear least square method for estimating the kinetic parameters was made using the experimental column data of methylene blue (MB) adsorption… Expand
Antioxidant activities potential of tea polysaccharide fractions obtained by ultra filtration.
- Yuanfeng Wang, Z. Yang, Xinlin Wei
- Chemistry, Medicine
- International journal of biological…
- 1 April 2012
Three polysaccharide fractions (TPS1, TPS2 and TPS3) with different molecular weights were obtained using ultra filtration membranes from crude tea polysaccharide (CTPS) extracted from abandoned… Expand