

FOLLOWUS
1. South China Sea Institute of Oceanology Chinese Academy of Sciences
2. Graduate School Chinese Academy of Sciences
3. Department of Chemistry and Chemical Engineering Foshan University
网络首发:2009-12-04,
纸质出版:2009
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Dyeing and printing wastewater treatment using fly-ash coated with chitosan[J]. 海洋湖沼学报(英文), 2009,27(4):875-881.
Chen, X., Sun, H. Dyeing and printing wastewater treatment using fly-ash coated with chitosan., Chin. J. Ocean. Limnol. 27, 875–881 (2009). https://doi.org/10.1007/s00343-009-9187-y
Dyeing and printing wastewater treatment using fly-ash coated with chitosan[J]. 海洋湖沼学报(英文), 2009,27(4):875-881. DOI: 10.1007/s00343-009-9187-y.
Chen, X., Sun, H. Dyeing and printing wastewater treatment using fly-ash coated with chitosan., Chin. J. Ocean. Limnol. 27, 875–881 (2009). https://doi.org/10.1007/s00343-009-9187-y DOI:
Printing and dyeing industry is a considerable source of environmental contamination. In this study treatment of printing and dyeing wastewater with a new type of sewage treatment agent
fly-ash coated with chitosan particles (FCCP)
was examined. The effects of pH
stirring time
sedimentation time and temperature on color
COD
turbidity and NH3-N removal were determined. The optimum dosage of FCCP and the influence of individual factors on removal efficiency were tested. The optimum parameters determined using the L16(45) orthogonal experiment were as follows: FCCP (weight ratio of chitosan to fly-ash 1:6) dosage
4 g·L−1; temperature
35°C; pH
4. The stirring time and sedimentation time were 20 min and 5 h
respectively. Under these optimum conditions
the color
COD and NH3-N removal ratios were 97%
80% and 75%
respectively.
Chen L, Gao L, Chen D H. 2001. Study on adsorption kinetics of dyes by chitosan. Shanghai Environment Sciences, 20(3), 140–142.
Hu J Z, Chen D H. 2002. The application of chitosan in the water treatment. Fijian Environment, 19(3), 26–28.
Li W Y, Deng Q L. 2007. Progress in treatment of dyeing/printing wastewater. Textile Auxiliaries, 24(2), 5–7.
Ming Y A, Lu X H. 2003. Progress in treatment technology of dyeing and printing waster. Industrial and Environment Protection, 29(8), 16–19.
Xiang H Q, Mei Z J, Zhang S M. 2005. Application of fly ash in the treatment of printing and dyeing water. Dyestuffs and Coloration, 42(2), 60–62.
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