Product Name: HEXAMETHYLDISILAZANE (HMDS) Molecular Formula: (CH3)3SiNHSi(CH3)3 Molecular Weight: 161.39 Boiling Point: 126 Flash Point: 25 Density:0.77g/cm3 (25) Specification: Testing Item Top Grade Assay (%) 99.0 Min Refractive Index (n 25D) 1.408 Appearance Colorless Transparent Liquid CAS No.: 999-97-3 UN: 2924 EINECS: 213-668-5 Hazardous Grade: 3 (8) Packing Type: II Usage: Used in special organic synthesis, used as alkylating agent, surface treatment and adhesive auxiliary. Packages: 150 kgs iron drum coated with PVF.