The Chromatography resins are vital components in the separation and purification of biomolecules in biotechnology and pharmaceutical industries. They act as the stationary phase in chromatographic systems, selectively capturing target molecules based on their chemical or physical properties. Ion exchange resins separate proteins and nucleic acids by charge differences, while affinity resins provide highly specific binding to molecules like antibodies. Size-exclusion resins separate molecules according to size, making them useful for protein fractionation. Chromatography resins are used in research laboratories, industrial purification processes, and diagnostic applications. Their high chemical stability, mechanical strength, and reproducibility ensure consistent and reliable results, even under challenging conditions. Modern resins are designed for high binding capacity and long service life, enabling cost-effective purification processes. With the increasing production of biopharmaceuticals and complex biomolecules, chromatography resins continue to play a central role in ensuring product purity, safety, and efficacy across multiple applications.