Scientists from the Henan Academy of Sciences recently developed a new technique for the determination of hydroxyl polycyclic ...

Researchers have developed a method employing high performance liquid chromatography with ultraviolet detection (HPLC-UV) to ...

Researchers examine how long-term exposure to widely used per- and polyfluoroalkyl substances (PFAS) detrimentally affect ...

A METHOD for the identification of volatile fatty acids by means of paper chromatography was reported by Hiscox and Berridge 1. In this method the acid was applied as the ethylamine salt to the ...

An organic disease is one in which there is a measurable change to tissues, organs, or body systems. A functional disease is one in which there are abnormal symptoms or changes in function but with no ...

The Thermo Scientific™ DNAPac™ PA200 and PA200 RS are strong anion-exchange columns developed to provide unsurpassed high-resolution analysis and purification of synthetic oligonucleotides.

Essential amino acids are organic compounds that your body needs to function. You can get them from certain foods. Amino acids, often referred to as the building blocks of proteins, are compounds ...

A 99.7% purity ascorbic acid standard was purchased from Sigma-Aldrich (Saint Louis, MO, USA). HPLC-grade methanol ... step before a vigorous centrifugation step followed by using organic solvents.

22 The derivatized extracts were filtered through a 0.45 µm syringe filter and finally was directly injected into the HPLC-DAD. The high-performance liquid chromatography module (Model 1260 Infinity ...

Center for Nanoparticle Research, Institute for Basic Science (IBS), Seoul 08826, Republic of Korea School of Chemical and Biological Engineering, and Institute of Chemical Processes, Seoul National ...