Synonym(s): Hexamethyldisiloxane polymers Formula: (CH3)3SiO(Si(CH3)2O) nSi(CH3)3 CAS Number: 9016-00-6 UN Number: UN1993 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  3910.00 Hazard Statements: H226 Flammable liquid and vapour. Precautionary Statements: …