Quantitative Analysis of Meta-Aramid Units in Para-Aramids
Hao-Jun SUN, Xiao-Hu YI, Jian-Hua CHENG, Zhao-Hui SU
Chinese Journal of Applied Chemistry . 2024, (8): 1126 -1130 .  DOI: 10.19894/j.issn.1000-0518.240064