... -1003 (Shinetsu), A-171 (Momentive), Dynasylan VTMO (Evonik), Sila-Ace S-210 (Chisso)Formula: CH2=CHSi(OCH3)3 Specification: Colorless tranparent ... PH is 3.0 to 3.5. CAS NO.2768-02-7Purity, %≥98%Molecular weight148.23Boiling Point123oCDensity (g/cm3) 0.960 ... -V171, XL 10, Z-6300, KBM-1003, A-171, VTMO, S-210)