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Alcohols & Glycols

Dipropylene glycol

CAS: 25265-71-8

Overview

Dipropylene glycol (DPG, CAS 25265-71-8 ) is a low-volatility diol solvent and carrier used across personal care, industrial, and polymer applications. It functions as a humectant, plasticizer, and coupling agent depending on the formulation context.

In personal care and cosmetics, DPG is a primary carrier for fragrance compounds and active ingredients. It improves spreadability and skin feel in lotions, creams, and deodorants while maintaining stability.

Polymer and resin manufacturers use it as a plasticizer and reactive intermediate in the production of polyurethane foams. It is also essential for the manufacturing of unsaturated polyester resins.

In printing inks and packaging coatings, it acts as a slow-evaporating solvent that controls viscosity. This property improves substrate adhesion and ensures consistent application during the printing process.

Lubricant and metalworking formulators incorporate DPG as a base fluid and coupling agent. It is frequently used in cutting fluids and hydraulic formulations to enhance performance and stability.

DPG is supplied as a clear, low-viscosity liquid in drum, IBC, and bulk tanker quantities. Standard commercial grades include industrial and fragrance-grade (FG) for specific manufacturing needs.

Fragrance-grade material meets purity requirements set by IFRA and relevant industry standards. A food-grade specification is also available for applications requiring compliance with FCC standards.

This versatile chemical serves as a reliable component for applications requiring food-contact compliance. Our logistics network ensures timely delivery of high-purity DPG for all industrial sectors.

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Physical Properties

Melting Point-40.150 °C
Boiling Point231.9 °C @ Press: 760 Torr
Density1.0252 g/cm³ @ Temp: 20 °C
Flash Point280 °F
Appearancecolourless liquid
ColorClear yellow to orange-red, product may darken during storage
Odorat 100.00?%. slight alcoholic
FormLiquid
Water SolubilityMISCIBLE
Vapor Pressure<0.01 mm Hg ( 20 °C)
Refractive Indexn 20/D 1.441(lit.)
pH6-7 (100g/l, H2O, 20℃)
Log P-0.46 at 20℃

Safety & Handling

Danger GHS05 GHS07 Hazard Statements H302 Harmful if swallowed H314 Causes severe skin burns and eye damage H333 May be harmful if inhaled Precautionary Statements P260 Do not breathe dust/fume/gas/mist/vapours/spray. P264 Wash … thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P280 Wear protective gloves/protective clothing/eye protection/face protection. P316 Get emergency medical help immediately. P321 Specific treatment (see … on this label). P330 Rinse mouth. P363 Wash contaminated clothing before reuse. P405 Store locked up. P501 Dispose of contents/container in accordance with local regulations. P301+P317 Get emergency medical help. P304+P317 Get emergency medical help. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing. P301+P330+P331 Rinse mouth. Do NOT induce vomiting. P302+P361+P354 IF ON SKIN: Take off immediately all contaminated clothing. Rinse skin with water/shower. P305+P354+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code29094919
Storage Class10 - Combustible liquids
WGK (Germany)1

Other Names

4-Oxa-26-heptandiol | E107L85C40 | EPA Pesticide Chemical Code 068604 | RefChem:57330 | Abelia seaweed refining mask | Abelia green tea energy mask | Abelia cucumber soothing mask | Abelia lemon brightening mask | DPG

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Chemical Properties

CAS Number
25265-71-8
EC Number
246-770-3
Mol. Weight
268.35
HS Code
29094919

Industries

Documentation