Determination method for free protein content in group Bstreptococcus polysaccharide-protein conjugates*
PU Li-zhen, KOU Ya-rong, SUN Wen-qian, LIU Piao, YANG Cheng-liang, WANG Hui-mei, TONG Xin
Chinese Journal of Pharmaceutical Analysis . 2025, (9): 1606 -1615 .  DOI: 10.16155/j.0254-1793.2025-0023