?? ?? ?? ???? ?? : +86 (0)575-82040869
???
PRODUCTS+86 (0)575-82040869
sales@catsyn.com
Catsyn? 1,1,3,3,5,5,7,7,9,9,11,11,13,13-Tetradecamethylheptasiloxane | CAS 19095-23-9?? ?? ??? ?????. ? ??? C14H44O6Si7??, ???? 505.09g/mol??, ??? ????? NLT 98%???.