Poly(propylene glycol)
- Createtime： 2026-04-14
- Updatetime： 2026-04-15
Product Details
| useage |
Industrial use
|
| deliveryInfo |
|
| appearance |
liquid
|
| Molecular Weight |
Average 2000
|
| aliasen |
|
| supplyCapacity |
50000MT/Month
|
| harbor |
Qingdao,China
|
| minorder |
1KG
|
| Appearance |
Colorless to pale yellow viscous liquid
|
Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise focused on industry of fine chemicals research and develop, produce and sale. Shandong Huashang Chemical Co., Ltd. is located in Shan Dong Ji Nan China. we have the ability to provide you high quality products. More than 90 % of our products are exported to developed countries and regions such as north America, Europe, Japan, South Korea and the Middle East.
Poly(propylene glycol)
CAS No.: 25322-69-4
Molecular Formula: C3H8O2 (Repeat Unit)
Molecular Weight: Variable (Average molecular weight optional)
Physical and Chemical Properties
- Appearance: Colorless to pale yellow clear viscous liquid
- Viscosity: Moderate viscosity at room temperature, viscosity varies with molecular weight
- Density: 1.004 g/mL at 25 °C
- Flash Point: >150 °C (closed cup)
- Pour Point: -30 ~ -15 °C
- Solubility: Miscible with ethanol, ether, acetone and most organic solvents; slightly soluble in water
- Stability: Chemically stable under normal storage and usage conditions. Resistant to weak acids and alkalis. No obvious deterioration at room temperature. Avoid contact with strong oxidants.
- Volatility: Low volatility, good thermal stability within common application temperature range
Application
- Surfactant raw material: Main raw material for producing non-ionic surfactants, widely used in daily chemicals and cleaning products.
- Industrial lubricant & antifoaming agent: Applied in textile, paper-making, coating and chemical industry as lubricant, defoamer and dispersant.
- Polymer intermediate: Used for synthesis of polyurethane resin, polyester and adhesive materials.
- Humectant & softener: Used in cosmetics, personal care products and textile finishing agents.
- Hydraulic fluid & heat transfer fluid: Served as auxiliary fluid for industrial hydraulic systems and low-temperature heat conduction.
Storage Condition
Keep container tightly sealed. Store in cool, dry and well-ventilated area. Keep away from direct sunlight, heat sources, strong oxidizing agents and corrosive substances. Prevent leakage and contamination. Do not store together with toxic or odorous materials.
Certificate of Analysis
| Item | Specification | Test Result | Method |
| Product Name | Poly(propylene glycol) | Compliant | Visual & Identification |
| CAS No. | 25322-69-4 | 25322-69-4 | Standard |
| Molecular Formula | C3H8O2 (Repeat Unit) | C3H8O2 (Repeat Unit) | Standard |
| Molecular Weight | Average 2000 | Average 2000 | Gel Permeation Chromatography |
| Appearance | Colorless to pale yellow viscous liquid | Colorless viscous liquid | Visual Inspection |
| Purity | ≥99.0% | 99.46% | GC |
| Moisture | ≤0.15% | 0.07% | Karl Fischer Titration |
| Hydroxyl Value | 54 ~ 58 mgKOH/g | 56.2 mgKOH/g | Titration Method |
| Acidity | ≤0.05% | 0.02% | Titration Method |
| Residue on Ignition | ≤0.03% | 0.01% | Gravimetric Method |
| pH Value (5% Aqueous Solution) | 6.0 ~ 7.5 | 6.7 | Potentiometric Method |
Conclusion: The product complies with the above specifications.
Authorized by: QC Department
