?? ?? ?? ???? ?? : +86 (0)575-82040869
???
PRODUCTS+86 (0)575-82040869
sales@catsyn.com
Catsyn? 1,1':2',1''-Terphenyl, 4,4''-diethynyl-3',4',5',6'-tetrakis(4-ethynylphenyl)- | CAS 252238-71-4?? ?? ??? ?????. ? ??? C54H30??, ???? 678.82g/mol??, ??? ????? NLT 98%???.