Engineering Advanced Nanomaterials for the Efficient Extraction of Per- and Polyfluoroalkyl Substances from Complex...

Area of Science:

• Environmental Chemistry
• Analytical Chemistry

Background:

• Per- and polyfluoroalkyl substances (PFASs) are widely used synthetic chemicals with significant environmental persistence.
• Growing concerns over PFASs' health and environmental risks necessitate effective monitoring and mitigation strategies.
• Development of PFAS alternatives is ongoing, but their risks also require assessment.

Purpose of the Study:

• To review exposure and health risks associated with legacy and novel PFASs.
• To elaborate on advancements in solid-phase extraction (SPE) for PFAS isolation from diverse matrices.
• To investigate nanomaterials for enhanced SPE performance in PFAS analysis.

Main Methods:

• Comprehensive literature review on PFASs, their risks, and SPE techniques.
• Investigation of advanced nanomaterials applied in SPE for PFAS separation.
• Analysis of recent SPE applications across environmental, food, beverage, biological, and organismal samples.

Main Results:

• SPE techniques, particularly those utilizing advanced nanomaterials, show promise for efficient PFAS extraction.
• Successful application of SPE demonstrated for separating PFASs in complex matrices like food, water, and biological tissues.
• Identification of emerging PFAS substitutes and the need for their monitoring.

Conclusions:

• Efficient SPE methods are essential for sensitive monitoring of both legacy and emerging PFASs.
• Advanced nanomaterials offer improved capabilities for PFAS separation via SPE.
• Continued research is needed to address challenges and define future trends in SPE for PFAS detection.