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Arsenic removal from water using seawater-neutralised red mud (Bauxsol)

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Figure

Table 2. Dissociation constants of H 3 AsO 3 , H 3 AsO 4 , monomethylarsonic acid (MMAA), and dimethylarsinic acid (DMAA) (after Bissen and Frimmel, 2003)
Figure 2. Red mud generation in the Bayer process (after WAO, 2003).
Table 3. Utilisation of red mud as an adsorbent  Langmuir Constants Adsorbate
Figure 3. Preparation of seawater-neutralised red mud (Bauxsol), acid treated Bauxsol (ATB), Activated Bauxsol (AB), Bauxsol coated sand  (BCS), AB coated sand (ABCS), and ferric or aluminum sulfate added Bauxsol and AB
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