Polyethylene glycol PEG4000
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- Contact: 科寧銷售
- Tel:18251160758
- Email:[email protected]
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Nanjing Polyethylene Glycol 4000, Industrial Grade Pharmaceutical Grade PEG Raw Material
The production process of Polyethylene Glycol 4000 strictly controls reaction conditions and impurity content to ensure uniform molecular weight distribution and stable product purity. High-purity PEG-4000 is particularly important in fields such as pharmaceuticals, food, and electronic chemicals, as it reduces interference from impurities on performance or safety. With controllable molecular weight and excellent batch consistency, PEG-4000 has become a crucial raw material in fine formulations and high-end processes.
Polyethylene Glycol 4000
INCI Name: Polyethylene Glycol 4000
CAS Registry Number: 25322-68-3
EINECS Registry Number: 500-038-2
HS Code: 3907210000
Molecular Formula: (C2H4O)n
Molecular Weight: 4000
Synonyms: Polyethylene oxide, Macrogol, Carbowax; Carbowax Sentry; Lipoxol; Lutrol E; macrogola; PEG; Pluriol E, polyoxyethylene glycol, PEG4000, Macrogol 4000.
Application Areas
Food Industry | Common Food Industry: Used as an emulsifier, thickener, and humectant to improve taste and texture, extending the freshness of baked goods and condiments. Used as a defoamer in beverages to address foam issues in beer and soft drink production. |
Pharmaceutical Manufacturing | Used as a solvent, diluent, and drug carrier in the preparation of pharmaceuticals and medical supplies. |
Daily Chemical Industry | Used as a wetting agent and consistency regulator, suitable for emulsions, creams, toothpaste, and hair care products. |
Industrial Manufacturing | Used in lubricants, coatings, paints, pulp, and textiles, providing additives, diluents, and surface treatment functions. Used as a coolant and antifreeze to lower the freezing point of liquids, ensuring equipment operates normally at low temperatures. |
Packaging Method
Kraft Paper Bag
Stability and Storage Conditions
Storage Conditions: Polyethylene glycol is hygroscopic and should be stored in a sealed container (glass, plastic, aluminum, or stainless steel) in a cool, dry place, away from direct sunlight.
Product Compliance
Parameter Range | GB/T 22114 | HG/T 4134 | USP | BP | CP |
Appearance | White waxy solid | White waxy solid | / | White waxy solid | White waxy solid |
Average Molecular Weight | 6000 | 3800-4200 | 3600-4400 | 4000 | 3400-4200 |
pH Value (5%) | 4.0-7.5 | 5.0-7.0 | 4.5-7.5 | / | 4.0-7.0 |
Moisture, % | / | / | / | ≤1.0 | ≤1.0 |
Residue on Ignition, % | ≤0.1 | / | ≤0.1 | ≤0.2 | ≤0.1 |
Kinematic Viscosity | 110-158 (100°C) | 6.0-8.0 | 3600-4400 | 102-158 (50% solution) | 5.5-9.9 (40°C, 0.8mm capillary) |
Density | / | / | / | 1.080 | / |
Formaldehyde, ppm | ≤30 | / | / | <極>≤30 | |
Arsenic, ppm | ≤2.0 | / | / | / | ≤3.0 |
Heavy Metals, ppm | ≤5.0 | / | ≤5.0 | / | ≤5.0 |
Acid Value, % | / | / | / | ≤0.1mL NaOH | <極>/ |
Ethylene Oxide, ppm | ≤1 | / | ≤10 | ≤1 | ≤1 |
Dioxane, ppm | ≤10 | / | ≤10 | ≤10 | ≤10 |
Ethylene Glycol + Diethylene Glycol Content, % | / | / | ≤0.25 | ≤0.4 | / |
Hydroxyl Value, mgKOH/g | / | 26.5-29.5 | / | 25-32 | / |
Freezing Point, °C | / | / | / | 53-59 | 50-56 |
Reducing Substances | / | / | / | Passes test | / |
| Industry Category: | Chemicals/Polymers/Other Polymers |
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