Description: colorless transparent liquid, easy to absorb water, solid in winter, refractive index 1.4538, melting point 19 ~20 ℃, boiling point 249 ℃.
Quality standard:
Purity ≥ 99.95% (GC)
Chromaticity ≤ 10 (APhA)
Moisture ≤ 30ppm
Free chlorine ≤ 10ppm
Hydrofluoric acid ≤ 25ppm
Application: intermediate of medicine and pesticide, also can be used as an important additive of lithium ion battery electrolyte, which can inhibit the decomposition of some electrolyte, form a layer of SEI film with excellent performance, reduce the battery impedance, and significantly improve the specific capacity and cycle stability of the battery.