Illicitly manufactured fentanyl and amphetamine-type stimulants are major contributors to the opioid crisis in North America.

Reliable analytical workflows are essential to ensure the safety and quality of our food and environment. However, laboratories often face challenges with precision, sensitivity and time efficiency, ...

Researchers have shown that analyzing dried urine extracts with GC-MS/MS to assess levels of reproductive hormones in pre-and post-menopausal women provides similar results to radioimmunoassays using ...

Cannabis falls into a number of categories such as medicine, recreational drug, food source, and fiber, but it is first and foremost an agricultural crop. As such, Cannabis is subject to treatment ...

The GC–MS dataset was integrated with the sensory data using a series of exploratory and predictive multivariate statistical ...

本研究针对东方甜瓜香气活性物质鉴定技术不足的问题，采用HS-SPME结合GC?×?GC-O-TOF-MS和GC-MS技术，结合AEDA、香气重组与缺失实验，系统分析LONG4（果香型）和ZHCG（青瓜香型）的挥发性成分差异。研究发现124种挥发性物质中32种具有香气活性，其中8种酯类物质主导 ...

Extracts from plant materials that capture the plant's flavor and scent are known as essential oils and they have many uses. Mass Spectrometry (MS) and Gas Chromatography (GC) and are excellent tools ...