Wuhan Golden Kylin Industry & Trade co.， Ltd

Product Name: Dipropylene glycol
CAS No.: 25265-71-8
Molecular Formula:C6H14O3
Molecular Weight: 134.17
Description: Odorless, colorless, water-soluble and hygroscopic liquid, soluble in water and toluene. Has a pungent sweet taste, non-corrosive, low toxicity. Boiling point 233oC, melting point -38.9oC, freezing point -10.45oC, flash point 137oC, refractive index n20/D: 1.439, relative density 1.0252, refractive index 1.4407. viscosity 107mPa-s(20oC). Flash point (open cup) 137.8oC. Soluble in water and toluene.
Application: It is mainly used as a solvent for nitrocellulose, shellac varnish, cellulose acetate, etc.. It is also used in the preparation of unsaturated polyester resin, plasticizer, synthetic detergent, and also suitable for flavor and fragrance and cosmetics and other products that are sensitive to odor.
Specification:

Item	Standard
Appearance	Colorless and transparent liquid
Chromaticity(APHA)	≤20
Relative Density	1.0200-1.0250
Content,w/%	≥99.5
Propylene glycol,w/%	≤0.2
Tripropylene glycol dimer,w/%	≤0.1
Miosture,w/%	≤0.2
Acidity(In acetic acid),w/%	≤0.003