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Polypropylene glycolCAS#25322-69-4

Chemical Name：Polypropylene glycol

CAS No.:25322-69-4

Appearance: White to light gray Viscous Liquid

Molecular Formula：CH4

Molecular weight:16.04246

Sample: Available

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Product Details

Products Description of Polypropylene glycolCAS#25322-69-4

Industrial product purity ≥ 99%，colorless viscous liquid or white solid，odorless，polyether compound. Melting point 50-60℃ (PEG4000)，boiling point >250℃ (decomp). Vapor pressure <0.1hPa (25℃)，relative density 1.12-1.15 (20℃). Solubility in water: easily soluble，soluble in ethanol，insoluble in ether. Stable，incompatible with strong oxidizing acids.

Parameters

Melting point	-40 °C
Boiling point	>300 °C
density	1.01 g/mL at 20 °C
vapor density	>1 (vs air)
Pour Point	-26
Pour Point	-45
vapor pressure	<0.01 mm Hg ( 20 °C)
refractive index	n20/D 1.451
Fp	230 °C
storage temp.	Storage temp. 2-8°C
solubility	H2O: <0.01 % (w/w) at 25 °C
form	Viscous Liquid
Specific Gravity	1.005
color	White to light gray
Water Solubility	PRACTICALLY INSOLUBLE
FreezingPoint	-25
FreezingPoint	-40
Stability:	Stable. Substances to be avoided include strong oxidizing agents.
Cosmetics Ingredients Functions	SKIN CONDITIONING SOLVENT
LogP	0.01 at 25℃
NIST Chemistry Reference	Polypropylene glycol 425(25322-69-4)
EPA Substance Registry System	Polypropylene glycol (25322-69-4)

Safety Information

Safety Statements	24/25
WGK Germany	1
RTECS	TR5250000
TSCA	Yes
HS Code	39072090
Hazardous Substances Data	25322-69-4(Hazardous Substances Data)

Product Application of Polypropylene glycolCAS#25322-69-4

Propylene glycol is used in the plastics industry for the manufacture of polyester fibers and alkyd resins. It is used as a main ingredient in automobile antifreeze and engine-cooling liquids and in brake and hydraulic fluids. It is used as a humectant in foods and cosmetics. It is used as a solvent for coloring or flavoring agents as well as in many oral, injectable or topical pharmaceuticals.

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