References

Adriano, D.C., 2001. Metals in the Terrestrial Environment. Springer, New York, USA.,.

Bhattacharya, P., A.H. Welch, K.G. Stollenwerk, M.J McLaughlin, J. Bundschuh and G. Panaullah, 2007. Arsenic in the environment: Biology and chemistry. Sci. Total Environ., 379: 109-120. Sci. Total Environ., 379: 109-120.

Firdaus, M.L., W. Alwi, F. Trinoveldi, I. Rahayu and L. Rahmidar et al., 2014. Determination of chromium and iron using digital image-based colorimetry. Procedia Environ. Sci., 20: 298-304.
CrossRef  |  Direct Link  |  

Hung, D.Q., O. Nekrassova and R.G. Compton, 2004. Analytical methods for inorganic arsenic in water: A review. Talanta, 64: 269-277.
CrossRef  |  

Leermakers, M., W. Baeyens, D.M. Gieter, B. Smedts and C. Meert et al., 2006. Toxic arsenic compounds in environmental samples: Speciation and validation. Trac Trends Anal. Chem., 25: 1-10.
Direct Link  |  

Mandal, B.K. and K.T. Suzuki, 2002. Arsenic round the world: A review. Talanta, 58: 201-235.
CrossRef  |  PubMed  |  Direct Link  |  

Matschullat, J., 2000. Arsenic in the geosphere: A review. Sci. Total Environ., 249: 297-312.
CrossRef  |  Direct Link  |  

Melamed, D., 2005. Monitoring arsenic in the environment: A review of science and technologies with the potential for field measurements. Anal. Chimica Acta, 532: 1-13.
Direct Link  |  

Ravenscroft, P., H. Brammer and K.S Richards, 2009. Arsenic pollution: A global synthesis. Wiley-Blackwell, U.K..

Salman, M., M. Athar, U. Shafique, J. Anwar and R. Rehman et al., 2012. Micro-determination of arsenic in aqueous samples by image scanning and computational quantification. Anal. Meth., 4: 242-246.
CrossRef  |  Direct Link  |  

Smedley, P.L. and D.G. Kinniburgh, 2002. A review of the source, behaviour and distribution of arsenic in natural waters. Applied Geochem., 17: 517-568.
CrossRef  |  Direct Link  |