Used primarily in the calibration of gel permeation chromatography (GPC) and size exclusion chromatography (SEC) systems, it ensures accurate measurement of molecular weight distributions in polymers and biomolecules. Its application extends to quality control in pharmaceutical and biotechnological industries, where precise molecular weight determination is critical for product consistency and efficacy. Additionally, it serves as a reference material in research and development, aiding in the characterization of complex macromolecules and the validation of analytical methods. Its stability and well-defined properties make it a reliable tool for maintaining the accuracy and reproducibility of molecular weight analyses across various scientific and industrial applications.