Baijiu is widely regarded as the national liquor of China and occupies a vital position in
China's food industry. In 2020, the total sales revenue of baijiu industry reached 583.639 …

Sample preparation of target compounds from biological, pharmaceutical, environmental,
and food matrices is one of the most time-consuming steps in analytical procedures …

Solid phase microextraction (SPME) is a versatile, nonex-haustive sample preparation tool
that has been demonstrated to be well-suited for facile and effective analysis of a broad …

Sir: Solid phase extraction (SPE) is an effective alternative to liquid-liquid extraction (1, 2).
SPE involves absorbing the analyte from the sample onto a modified solid support. The …

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

We discuss the origins and the fundamentals of Green Analytical Chemistry (GAC), based
on the literature published about clean, environmentally-friendly or GAC methods. We pay …

Microextraction for analytical sample preparations became a reality with the introduction of
solid phase microextraction (SPME) in 1987–90, followed by the development over the next …

Sample preparation is an essential step in analysis, greatly influencing the reliability and
accuracy of resulted the time and cost of analysis. Solid‐Phase Microextraction (SPME) is a …

Any bio-analytical method includes several steps, all of them being important in order to
achieve reliable results. The first step is taking aliquots of samples for the analysis, followed …

In modern analytical chemistry, new challenges are emerging for analyzing complex
samples and guaranteeing the sustainability of chemical processes. The increasing …