References
- Inazuka , S. , Takehara , M. and Yoshida , R. Process for capturing metal ions . US patent 3,755,158 . (1973) .
- Dean , J. C. , Bosqui , F. L. and Lanouette , K. H. 1972 . Removing heavy metals from waste water . Env. Sci. Technol. , 6 : 518 – 522 .
- Pugsley , E. B. , Cheng , C. Y. , Updegraft , D. M. and Ross , L. W. 1971 . Removal of heavy metals from mine drainage in Colorado by precipitation . Chem. Eng. Prog. Symp. Ser. , 67 : 75 – 89 .
- Wing , R. E. , Doane , W.M. and Russel , C.R. 1975 . Insoluble starch xanthate: use in heavy metal removal . J. Appl. Polym. Sci. , 19 : 847 – 854 .
- Friedman , M. and Waiss , A.C. 1972 . Mercury uptake by selected agricultural products and by‐products . Env. Sci. Technol. , 6 : 457 – 458 .
- Friedman , M. and Masri , M. S. 1973 . Sorption behaviour of mercuric salts on chemically modified wools and poly(amino acids) . J. Appl. Polym. Sci. , 17 : 2183 – 90 .
- Randall , J. M. , Hautala , E. and McDonald , G. 1978 . Binding of heavy metal ions by formaldehyde polymerized peanut skins . J. Appl. Polym. Sci. , 22 : 379 – 387 .
- Randall , J. M. , Hautala , E. and Waiss , A. C. 1974 . Removal and recycling of heavy metal ions from mining and industrial waste streams with agricultural by‐products . Proc. 4th Mineral Waste Utilization Symp. 1974 , Chicago. pp. 7 – 8 .
- Roberts , E. J. and Rowland , S. P. 1973 . Removal of mercury from aqueous solutions by nitrogen containing chemically modified cotton . Env. Sci. Technol. , 7 : 552 – 555 .
- Deshkar , A. M. , Bokade , S.S. and DaraS , S. 1990 . Modified Hardwickia Binata bark for adsorption of mercury (II) from water . Wat. Res. , 24 : 1011 – 1016 .
- Kumar , P. and Dara , S. S. 1980 . Modified barks for scavening toxic heavy metal ions . Indian J. Environ. , 22 : 196 – 202 .
- Randall , J. M. , Berman , R. L. , Garrets , V. and Waiss , A.C. 1974 . Use of bark to remove metal ions from waste solutions . Forest Prod. J. , 24 : 80 – 84 .
- Randall , J. M. 1974 . Variations in effectiviness of barks as scavengers for heavy metal ions . Forest Prod. J. , 27 : 51 – 56 .
- Bulteau , J. F. 1982 . Recherche sur la retention de métaux lourds par des écorces vegetales , University of Limoges . DEUSS filière eau
- Waiss , A. C. , Wiley , M. E. , Kuhnle , J. A. , Potter , A. L. and McCready , R. M. 1973 . Adsorption of mercuric cation by tannins in agricultural residues . J. Environ. Quality , 3 : 369 – 371 .
- Grenne , B. Recovery of metal ions from aqueous solutions by dried Chlorella vulgaris. , Las Cruces, N. M. : New Mexico State University . 1985, Ph.D. Dissertation
- To whom correspondence should be addressed.