Our paraben lineup has expanded to include methylparaben, propylparaben, ethylparaben, and butylparaben, supporting the compounds cosmetic, personal care, and pharmaceutical laboratories monitor most. Ready for HPLC and LC-MS workflows, from system suitability to routine quality control.

Glucose, fructose, sucrose, lactose, and more are now available for food, beverage, fermentation, and research laboratories supporting method validation, calibration, and routine quality control.

Individual standards and custom mixtures containing methanol, ethanol, acetone, acetonitrile, toluene, and other commonly monitored solvents are now available for USP and ICH Q3C testing by GC and GC-MS.

Phosphatidylethanol 16:0/18:2 (PEth 16:0/18:2), part number 30000, is a new direct alcohol biomarker standard for clinical, forensic, and toxicology laboratories performing LC-MS/MS analysis, backed by comprehensive documentation and technical support.