Table 5 Summary of costs and flow rates for adsorption processes
Author | Intervention | Household or community | Flow L/hr | Capital cost as Aus$ | Operational cost as Aus$ |
|---|---|---|---|---|---|
Hossain (2005) | Activated alumina As-37 | Community | 600 | 2042 + 622 per charge + 4% sales tax | Not reported |
Hossain (2005) | Aquabind – activated alumina with metal oxide | Community | 42 (1000 L/day) | 3456 + 649 per charge | Not reported |
Hossain (2005) | Red haematite lumps + quartz + sand + activated alumina | Community | 600-1000 | 1271 as per 1997 estimate | Not reported |
Hossain (2005) | Activated alumina + AAFS-50, patented aluminium silicate + ferric hydroxide | Community | 22 (200000 L/year) | 2080 + 942 per media charge | Not reported |
Hossain (2005) | Aluminium silicate + ferric hydroxide | Community | 83 (2000 L/day) | 376 + 56 per recharge | Not reported |
Hossain (2005) | Adsorp-As (patented) | Community | 102 (900000L/year) | 3484 + 1177per charge | Not reported |
Hossain (2005) | Slurry/granular ferric hydroxide | Community | 600-900 | 1695 + 399per recharge maintenance of 56 per year | Not reported |
Hossain (2006) | Samples 305 ARPs – based on typical ARP with granular ferric oxide | Community | Not reported | Not reported | Not reported |
BAMWSP (2001), Sutherland (2001), Sutherland (2002) | BUET activated alumina filter | Household | Not reported | 1400 | 1000 |
Amiri (2010), Sutherland (2002), BCSIR (2003) | ALCAN | Community | 244 - >300 (max 2928 L over 12 hrs)(5 L/min) | 167 | Not reported |
Amiri (2010) | Apyron | Unclear | 600 (<10 L/min) | Not reported | Not reported |
Amiri (2010) | Wholly Water. | Unclear | 240 (≤4 L/min) | Not reported | Not reported |
Amiri (2010) | Nelima | Unclear | 20 L – stir 3 or 4 times (may need 1.5-2 hours if over 3 mg/L iron | Not reported | Not reported |
Amiri (2010) | Shapla | Unclear | 5.5 | Not reported | Not reported |
Anstiss (2001) | Tank system with ferric oxide | Household | 2.5 (60 L/day) - flexible regarding water volumes and cycle length | Not reported | Not reported |
Jakariya (2005), Rahman (2005), BRAC (2000) | Safi filter | Household | 40 L/day 1.7 | Not reported | Family filter – 70 New candle –$20 |
Misra (2005) | As removal filter | Household | 15 | Not reported | Not reported |
Sarkar (2005) | Well head treatment unit using activated alumina adsorption column | Community | 480-600 | Not reported | Not reported |
Sarkar (2008), BRAC (2000) | Activated alumina | Community | 720-900 (12–15 L/min) | Not reported | Not reported |
Ali (2001) | Iron oxide coated sand | Household | 60-120 | Not reported | Not reported |
Yuan (2002) | Iron oxide coated sand | Household | Estimate of 15Â L/day | 52 | Not reported |
Petrusevski (2008) | UNESCO-IHE family filter | Household | 0.15-0.77 | Not reported | Not reported |
BRAC BCSIR | SIDKO | Community | 60* (1l/min) | 7200 | Media −290 |
Ashraf (2001) | Gravel bed with iron sludge | Unclear | Not reported | Not reported | Not reported |
BCSIR | READ-F | Household | 31-60 | 256 | Not reported |