Selective removal of chromates by macroporous exchanger amberlyst a-21

Environmental Technology (United Kingdom)

Volumn 23, Issue 5, 2002, Pages 583-590

  Mustafa, S ^a   Khalid, M ^a   Naeem, A ^a   Rehana, N ^a   Murtaza, S ^a  

^a UNIVERSITY OF PESHAWAR   (Pakistan)

Author keywords

Chromate; Ion exchange and amberlyst a 21; Sorption

Indexed keywords

CHLORINE COMPOUNDS; FOURIER TRANSFORM INFRARED SPECTROSCOPY; HYDROLYSIS; ION EXCHANGE; ION EXCHANGERS; IONS; RESINS; SORPTION;

AMBERLYST; ANION EXCHANGE; EXPERIMENTAL CONDITIONS; FT-IR SPECTRUM; ISOSTERIC HEAT OF SORPTION; MACROPOROUS ANION EXCHANGERS; SELECTIVE REMOVAL; SORPTION STUDIES;

CHROMATES;

ANION EXCHANGE RESIN; CHROMIC ACID;

CHROMATE; ION EXCHANGE; POLLUTANT REMOVAL; SORPTION;

ARTICLE; CONCENTRATION (PARAMETERS); CONTROLLED STUDY; DIMERIZATION; EXPERIMENTATION; HEAT; HYDROLYSIS; PH; SPECTROPHOTOMETRY; TEMPERATURE;

EID: 0036280839     PISSN: 09593330     EISSN: 1479487X     Source Type: Journal    
DOI: 10.1080/09593332308618390     Document Type: Article

References (15)

1. Mustafa S., Rabia B., Samad Y. and Naeem A., Kinetic of Cr(III) oxidation and sorption on MnOj and a-FeOOH. J. Eng. Appi. Sd., 19,135-140 (2000).
2. Tan W.T., Ooi S.T. and Lee, CJC, Removel of Cr(HI) from solution by coconut husk and palm pressed fibres. Environ. Sci. Tecknd., 14,277-282 (1993).
3. Anderson L.D., Douglas BJC and James A.D., Batch experiments characterizing the reduction of Cr(VI) using suboxk material from kildly reducing sand and gravel acquifer. Environ. ScLTedmd., 28,178-185 (1994).
4. Fendorff SJE., Mechanism of Cr(III) sorption on silica. Environ. Sa. Technol., 28,290-297 (1994).
5. Saha yam A.C., Arunachalam, Jjmd Gangadharan S., Determination of Cr(VI) in potable water after selective separation of Cifln using ZnO. Can. J. Anal. Sa. Spect., 45,4-7 (1998).
6. Sengupta AJC and Clifford D., Important process variables in chromate ion exchange. Environ. Sci. Technol., 20,149-155 (1986).
7. Mustafa S., Bashir H., Rehana, N. and Naeem A., Selectivity reversal and dimeruation of chromate in the exchanger Amberbte IRA 400. Read. Fund. Potym., $4,135-144 (1997).
8. Kunin R-, New technology for the recovery of chroma tes from the cooling tower blowdown by Amber-Hi-Lites No 151. Rohm and Haas Co., Philadelphia, PA, (1976).
9. Yamomoto, D., Koichi, Y. and Osamu, Y., Recovery of chromate from cooling tower blowdown by ion-exchange resins. Proc. Coding Tower Institute Meeting, 1975.
10. Miller W.S., In ion exchanger for pollution control, C. Calmon and H. Cold, (eds.), CRC Press, Boca Raton, FL., 1,191-200 (1978).
11. Saha G. and Bhattacharyya G.S., Selective ion exchange removal of chromate from phosphate, sulphate, chloride and chromate bearing effluents. /. Ind. Chan. Soc., 50,76- 78 (1983).
12. Sengupta AJC and Clifford D., Chromate ion exchange mechanism for cooling water. Ind. Eng. Chem. Fundam., 25,249-258 (1986).
13. Sengupta AJC, Roy T. and Jessen D., Modified anion-exchange resins for improved chromate selectivity and increased efficiency of regeneration. Read. Poiym., 9,293-299 (1988).
14. Dorfner I. C, Ion Exchangers. Walter de Gruyter Berlin, New York, Ann Arbor Science Publishers, Inc USA. (1991).
15. Nyquist R. A. and Kagel R.O., Infrared Spectra of Inorganic Compounds, Academic Press, Inc. New York and London (1971).