WITS WATER FILTER, Arsenic Removal Matrix
A Simple, Low Cost, And Effective Arsenic Removal Filter
MAIN MENU
Preliminary
(The Useful Bit)
Introduction
(The Technical Bit)
Chemistry and general considerations
(The Science Bit)
Tests and performance
(The Boring Bit)
Operation and maintenance
(The Interesting Bit)
Future outlook
(The Last Bit)
Contact our promotions department
Preliminary (The Useful Bit)
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Drinking groundwater contaminated with naturally occurring arsenic is a worldwide public health issue.
Argentina has an approximate 40% ground water contamination problem. The filter produces 20-30 litres per hour. This can be used for drinking, cooking and cleaning. |
 WITS water filter is simple and inexpensive. We are pleased to announce that this product will shortly be available in Argentina. When full production is attained Argentine product will be exported throughout South America.
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After major trials the filter has been approved by the World Health Organisation (WHO) for general use. The filter has also been recognised by the National Academy of Engineering (North America) for its reliability, ease of use, and maintenance, and social acceptability, and environmental friendliness. It met or exceeded all local government’s guidelines for arsenic removal.
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The filter removes arsenic species primarily by surface complexation reactions: =FeOH + H2AsO-4 ?=FeHAsO-4 + H2O (K = 1024) About 30,000 WITS filters have been deployed all over Bangladesh and continue to provide more than a billion litres of safe drinking water. We are pleased to announce that this product will shortly be available in Argentina. When full production is attained Argentine product will be exported throughout South America. |
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