六方氮化硼应用于样品前处理的研究进展

Research Progress on the Application of Hexagonal Boron Nitride in Sample Preparation

近几年,六方氮化硼由于孔隙率高、比表面积大、机械强度高、化学稳定性好、亲水性好、生物相容性好等优点,作为前处理材料获得了广泛关注,已被用于生物化学、食品安全、环境污染等领域的样品前处理,是一种理想的吸附剂。目前已开发了多种基于六方氮化硼材料作为吸附剂的样品前处理技术,包括固相萃取、分散固相萃取、固相微萃取、磁性固相萃取、管内固相微萃取、分散固相微萃取等,可实现多氯联苯、罗丹明B、黄酮类化合物、多环芳烃等分析物的萃取富集。综述了六方氮化硼材料在样品前处理领域的应用进展,并对今后的发展方向进行了展望。

In recent years,hexagonal boron nitride has gained widespread attention as a preparation material due to its high porosity,large specific surface area,high mechanical strength,good chemical stability,good hydrophilicity,and good biocompatibility.It has been used for sample preparation in fields such as biochemistry,food safety,and environmental pollution,and it is an ideal adsorbent.At present,a variety of sample preparation technologies based on hexagonal boron nitride materials as adsorbent have been developed,including solid phase extraction,dispersive solid phase extraction,solid phase microextraction,magnetic solid phase extraction,in tube solid phase microextraction,dispersive solid-phase microextraction,etc.Based on this,hexagonal boron nitride can realize the extraction and enrichment of analytical substances such as polychlorinated biphenyls,rhodamine B,flavonoids,polycyclic aromatic hydrocarbons,etc.This article reviews the application progress of hexagonal boron nitride materials in the field of sample preparation,and prospects the future development direction.