Tetramethyldivinyldisilazane CAS: 7691-02-3 EINECS:231-701-1 Purity:95%min used for ... Specifications:App:Colorless, transparent liquid Tetramethyldivinyldisilazane, 95%minDivinyltetramethyldisiloxane, 4%maxDensity, 0.819g/cm3Color, 50maxRefractive index,1.437-1.439Boiling point,160 ... Chang (Mr. Zhang Jiyuan )Henan Kingway Chemicals Co., Ltd. Tetramethyldivinyldisilazane, CAS 7691-02-3