1. Introduction:
INCI | CAS# | Molecular | M.W. |
1,3-Propanediol | 504-63-2 | C3H8O2 | 76.10 |
1,3-Propanediol: Biology base, reproducible, high purity, stability Analysis of Structures, no visible irritation for eye and skin. Colour less, Odor less, hygroscopicity of viscous liquid .
2. Application:
Emollients, moisturizers, solvents, toners, thickeners, plant extracts and diluents, active ingredient carriers, natural esters and esters, natural preservatives .Polytrimethylene terephthalate（PTT), drug intermediate & New Antioxidant, chain extender in polyurethane, solvent, antifreeze.
3. Specifications:
Content of 1,3-Propanediol（GC area%） ≥99.8
Color（Hazen/APHA） ≤10
Water（ppm） ≤1000
Melting point (℃) | -27 |
boiling point (℃) | 210-211 |
Relative density (water=1) (25℃) | 1.05 |
Relative vapor density (atmosphere =1) | 2.6 |
Saturated vapor pressure(kPa) (60℃) | 0.13 |
Flashing point (℃) | 79 |
Ignition temperature (℃) | 400 |
Solubility | Soluble in water、ethyl alcohol、diethyl |
4. Package：
25kg/pail
5. Period of validity:
12month
6. Storage:
under shady ,dry, and sealed conditions, fire prevention.
關(guān)鍵字： 1,3-Propanediol;cosmos;Emollients;biological fermentat;
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