A U.S. Patent for “Robust Antibody Purification” was awarded to Merck on October 29th, 2019. The present invention is a method for the separation of host cell proteins, antibody fragments and low molecular weight substances from solutions containing antibodies, said method comprising: contacting a solution containing antibodies with a hydrophobic chromatography material for a period of time whereby the antibodies stay in solution and host cell proteins, antibody fragments and low molecular weight substances are adsorbed by the hydrophobic chromatography material… Learn More