Sono twin filter: Filter with two outlets
  • Filter was installed by SIM (Service in Mission), Kumarkhali, Bangladesh.
  • 790 days in continuous use· Flow rate 50 liter per hour
  • A joint family of 30 members are using this filter
  • There were 3 clinically identified arsenicosis patient· Now all are clinically cured
  • Tubewell As(total) 1800 ppb
  • Iron 1400 ppb. pH = 7.2
  • Filtered water: As(Total)= 8 ppb and Fe(total) = 300 ppb, pH =7.4
  • These measurements were done on Feb 21, 2005.
 
 

Sono twin filter: Filter with two outlets

  • Filter was installed by SDC, in a Candy & Fast Food shop, Kushtia, Bangladesh.
  • 820 days in continuous use
  • Flow rate 50 liter per hour
  • Tubewell As(total) 250 ppb
  • Iron 800 ppb. pH = 7.2
  • Filtered water: As(Total) = 6 ppb and Fe(total) = 200 ppb, pH = 7.5
  • These measurements were done on Feb 26, 2005.
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