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Factory Supply Dipropylene Glycol (DPG) 99.5% Liquid Fragrance/Cosmetic Grade CAS 25265-71-8

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Factory Supply 99.5% Dipropylene Glycol DPG Fragrance & Cosmetic Grade CAS 25265-71-8

Name: Factory Supply 99.5% Dipropylene Glycol DPG Fragrance & Cosmetic Grade CAS 25265-71-8
Brand: SINOBIO
Rating: 5.0 (34 reviews)

Product Name: Dipropylene Glycol
CAS No.: 25265-71-8
Molecular Formula: C6H14O3
Molecular Weight: 134.17
EINECS No.: 246-770-3

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Model:
Dipropylene Glycol
Brand:
SINOBIO
Code:
2909499090

99.5% Dipropylene Glycol DPG Fragrance & Cosmetic Grade CAS 25265-71-8

Product Name: Dipropylene Glycol

CAS No.: 25265-71-8

Molecular Formula: C6H14O3

Molecular Weight: 134.17

EINECS No.: 246-770-3

Physicochemical Properties

Appearance: Odorless, colorless or pale yellow, sweet-tasting, water-soluble and hygroscopic liquid at room temperature, slightly viscous.

Melting point: -32℃ to -40℃ (may vary under different conditions)

Boiling point: 90-95℃ (at 1 mm Hg) or 229-233℃ (at 101.3 kPa)

Density: 1.023-1.0252 g/cm³ (at 20℃)

Refractive index: 1.439-1.441 (at 20-25℃)

Vapor pressure: <0.01 mm Hg (at 20℃) or 0.13 kPa (at 74℃)

Flash point: 118-180℃ (may vary under different measurement methods)

Ignition temperature: 310℃

Solubility: Soluble in water and toluene, miscible with methanol, ether, and other organic solvents.

Stability: Stable, no polymerization hazard, but flammable; can form explosive mixtures with air.

Dipropylene Glycol (DPG) is also known as Dipropyleneglycol. With CAS No. 25265-71-8, it is a colorless, transparent and viscous liquid with nearly no odor, low toxicity and excellent water solubility. Our product is fragrance & cosmetic grade with minimum 99.5% purity. Refined by multi-column distillation and activated carbon adsorption, it features ultra-low impurities and faint smell, specially formulated for perfumes, skin care products, aromatherapy and other high-end applications.

Dipropylene Glycol (2)

Item	Specification
Product Name	Dripropylene Glycol
Appearance	Colorless Transparent Liquid
Boilting Point	90-95 °C1 mm Hg
Vapor Density	4.6 (vs air)
Density	1.023 g/mL at 25 °C(lit.)
Vapor Pressure	<0.01 mm Hg ( 20 °C)
Flashing Point	280 °F
Sensitive	Hygroscopic

Technical Specifications

Item	Specification	Test Method
Product Name	Dipropylene Glycol (DPG)	Enterprise Standard
CAS Number	25265-71-8	—
Molecular Formula	C₆H₁₄O₃	—
Molecular Weight	134.17	—
Purity	≥99.5%	Gas Chromatography (GC)
Appearance	Colorless transparent viscous liquid	Visual Inspection
Odor	Practically odorless	Olfactory Test
Moisture Content	≤0.1%	Karl Fischer Titration
Viscosity (20℃)	Approx. 107 mPa·s	Rotational Viscometer
Boiling Point	Approx. 233℃	Atmospheric Distillation
Flash Point	＞121℃ (Closed Cup)	ASTM D93
Solubility	Fully miscible with water, methanol and toluene	Solubility Test
Heavy Metal (Arsenic)	≤0.5 ppm	Atomic Absorption Spectrometry
Packaging	215kg per drum	—