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Figure 7. Map of the average arsenic concentration (mg/L) in water from tubewells less than 30.5 m (100 feet) bgs.
Figure 13. Map of the average phosphate concentration (mg/L) in water from tubewells less than 30.5 m (100 feet) bgs.
Moreover, arsenic might also be released as arsenate or arsenite by anion exchange with phosphate, or other anions.
This hypothesis is supported by the correlation of arsenic and phosphate concentrations shown in Figures 7 and 13.
E-mail the President of Better Life Laboratories, Seth H. Frisbie, Ph.D. (shf3@cornell.edu).
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