Review Article
Efficiency of Sawdust as Low-Cost Adsorbent for Dyes Removal
Table 1
Examples of dyes and their main chemical characteristics [
5,
17].
| Dye | Molecular formula | Molecular structure | Class |
| Reactive black 5 | C26H21N5Na4O19S6 | | Azo dyes |
| Reactive blue 4 | C23H14Cl2N6O8S2 | | Anthraquinone dyes |
| Vat blue 35 | C16H8Br2N2O2 | | Indigoid dyes |
| Malachite green | C23H25ClN2 | | Triarylmethane dyes |
| Acid yellow 1 | C10H4N2Na2O8S | | Nitro dyes |
| Acid green 1 | C30H15FeN3Na3O15S3 | | Nitroso dyes |
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