Batch and column adsorption studies for simultaneous removal of iron arsenc and fluoride by wooden charcoal and river sand used as filter media in indigenous household iron filter units of rural and semi urban assam india author

Abstract

Groundwater is the major source of domestic water for people living in rural and semi urban area of Assam D a northeastern hilly province of India However it contains excessive amounts of fluoride F arsenic As III and iron Fe II D much higher than the permissible limits of drinking water The rural and semi urban population of Assam use different variants of indigenous household iron filter units D developed over last few generations using locally available materials such as communit