Shijiazhuang Yesheng Chemical Technology Co., Ltd
Country: China (Mainland)
Business Type: Lab/Research institutions
[1,1'-Biphenyl]-4,4'-diamine, N,N'-bis(4-aminophenyl)-N,N'-diphenyl-CAS NO.: 155557-65-6
[1,1'-Biphenyl]-4,4'-diamine, N4,N4,N4',N4'-tetrakis(9,9-dimethyl-9H-fluoren-2-yl)-CAS NO.: 216454-28-3