Shijiazhuang Yesheng Chemical Technology Co., Ltd
Country: China (Mainland)
Business Type: Lab/Research institutions
1,3,2-Dioxaborolane, 2,2'-(9,9'-spirobi[9H-fluorene]-2,7-diyl)bis[4,4,5,5-tetramethyl-CAS NO.: 728911-52-2
Spiro-2CBP , 2,7-Bis(9-carbazolyl)-9,9-sspirobifluoreneCAS NO.: 924899-38-7