Tetramethyldivinyldisilazane CAS: 7691-02-3 EINECS:231-701-1 Purity:95% ... used for the silicone rubber Specifications:App:Colorless, transparent liquid Tetramethyldivinyldisilazane, 95%minDivinyltetramethyldisiloxane, 4%maxDensity, 0.819g/cm3Color, 50maxRefractive index,1 ... ,Bob Chang (Mr. Zhang Jiyuan )Henan Kingway Chemicals Co., Ltd. Tetramethyldivinyldisilazane, CAS 7691-02-3