Antibody Concentration Measurement Using Optical Rotation: Toward Process Analytical TechnologyHidenori Inaba, Kosuke Wakabayashi, Ikuo Tsujimoto, Noriko Yoshimoto and Shuichi YamamotoMATEC Web Conf., 333 (2021) 15002DOI: https://doi.org/10.1051/matecconf/202133315002