Product  NameEthyl  SilicateSynonymstetraethyl  silicateCAS  NO.1978/10/4QualityIndexSpecificationsGrade-40Grade-32Grade-28AppearanceColorless  transparent  LiquidColor(APHA)30  maxDensity  20°  C(68°  F)1.05-1.070.97-1.00.934-0.936Silica  Content  by  wt.  as  SiO240-422-34(-30