Recently, covalent organic frameworks (COFs) as an important class of porous frameworks
have been employed in analytical applications owing to their significant inherent properties …

Covalent organic frameworks (COFs) are one booming class of porous materials that are
assembled through covalent bonds. Owing to the excellent properties including three …

Pesticides are the most hazardous environmental pollutants due to their stability, mobility
and long-term effects on living organisms. Their existence in sources of drinking water …

Sample pretreatment plays a vital role in determining and analyzing targets in complex
samples like food, biological, and environmental samples. Particularly, graphene and …

This paper reviews the recent advances of ionic liquids (ILs) in sample preparation from
more than 100 works mainly in last five years, including liquid-liquid microextraction, solid …

Organic farming for higher ecological and human health benefits has been adopted in about
186 countries, covering a total area of 71.5 Mha worldwide. Because of the associated …

In order to develop environmentally friendly, economical and facile preparation method of
carbon aerogels (CAs), the waste printing paper as the raw material was combined with …

Sample pretreatment is considered the most significant procedure in analyzing and
detecting trace targets from complicated matrices. Aerogels display remarkable properties …

The discovery of magnetic nanomaterials has bestowed a tremendous impact on the
improvement and development of many disciplines, including analytical chemistry because …

Fiber coating is a key part of solid-phase microextraction (SPME) technology, and it
determines the selectivity, sensitivity, and reproducibility of the analytical method. A …