1. In the field of biomedicine, PAH can be used to prepare biosensors to detect biomolecules such as proteins and DNA.
2. In the field of nanomaterials, PAH can be used to prepare nanoparticles, such as gold, silver, copper and other nanoparticles.
3. In the field of water treatment, PAH can be used to prepare adsorbents for the efficient removal of heavy metal ions.
4. It can form complexes with many anionic substances, and has the characteristics of adsorption, stability, and crosslinking, so it can be used to prepare various composite materials;
5. PAH also has good biocompatibility and can be used in tissue engineering, drug delivery and other applications in the biomedical field.