Table 6 Pb(II) ions recovery from different environmental samples utilizing prepared HS and HSN Sahara plant derived adsorbents (n = 3).
Sample | Pb(II) added (mg/L) | (R, %) | |
|---|---|---|---|
HS | HSN | ||
De-ionized water | 0 | – | – |
5 | 89.4 | 96 | |
10 | 84.62 | 95.9 | |
15 | 82.3 | 94.5 | |
Tap water | 0 | – | – |
5 | 92.66 | – | |
10 | 51.88 | – | |
15 | 19.8 | ||
Ground water | 0 | – | – |
5 | 83.72 | – | |
10 | 96.39 | ||
15 | 34.26 | – | |
Flour | 20 | – | 81.8 |
Rice | 20 | – | 80.99 |
Herbal extract | 20.1 | – | 83.09 |
