LCGC North America
Scored layers, sequential development, modifications of the development chamber, and a careful choice of standards produce better reliability in thin-layer chromatography analysis of urine for the diagnosis of mucopolysaccharidoses. In equivocal cases, repeating the procedure and varying the solvents will improve results.
New Method Explored for the Detection of CECs in Crops Irrigated with Contaminated Water
April 30th 2025This new study presents a validated QuEChERS–LC-MS/MS method for detecting eight persistent, mobile, and toxic substances in escarole, tomatoes, and tomato leaves irrigated with contaminated water.