Dow CARBOWAX SENTRY PEG 1450 (Pharmaceutical Grade) is a high-purity polyethylene glycol of pharmaceutical grade in Dow's CARBOWAX SENTRY series. Designed for core systems such as pharmaceutical preparations and high-end daily chemical care, it is a liquid raw material meeting pharmaceutical grade standards with high purity and excellent batch stability
Pharmaceutical Grade High Purity - Meet pharmaceutical grade quality control standards, extremely low impurity content, suitable for stringent pharmaceutical production requirements
Liquid Easy Processing - Colorless liquid form, good fluidity, easy to add and formulate in various formulations
Broad-Spectrum Compatibility - Excellent water solubility, highly compatible with multiple components, strong formulation adaptability
Stable Physicochemical Properties - Stable chemical properties, excellent batch consistency, no deterioration during storage and use
Pharmaceutical Preparation Field - Used as drug carrier, ointment base and injection solubilizer to improve drug solubility and stability
High-End Daily Chemical Field - Used in high-end skin care and hair care products to improve product skin smoothness and moisturizing durability
Textile Processing Field - As a textile finishing aid to improve fabric softness and antistatic performance
Rubber & Plastic Processing Field - Used as a lubricant for rubber and plastic processing to improve product smoothness and processing efficiency
| Chemical Name | Polyethylene Glycol 1450 (Pharmaceutical Grade) |
| English Common Name | PEG 1450 (Pharmaceutical Grade) |
| CAS No. | 25322-68-3 |
| Average Molecular Weight | 1300 - 1600 |
| Physical Form | Colorless transparent liquid |
| Purity | ≥ 99.9 % |
Q1: What is the primary functional role of CARBOWAX SENTRY PEG 1450 in formulations?
A: CARBOWAX SENTRY PEG 1450 functions primarily as a water-soluble binder, viscosity modifier, and processing aid—commonly used to enhance film formation, improve dispersion stability, and facilitate uniform drying in aqueous-based systems such as coatings, adhesives, and pharmaceutical granulations.
Q2: Is CARBOWAX SENTRY PEG 1450 suitable for use in pharmaceutical applications?
A: Yes—CARBOWAX SENTRY PEG 1450 is manufactured under controlled conditions appropriate for use in pharmaceutical manufacturing as an excipient, including roles in tablet binders, sustained-release matrices, and solubilizing agents. Users should confirm suitability per their specific regulatory pathway and quality requirements.
Q3: How does PEG 1450 compare to lower- or higher-molecular-weight PEG grades in terms of handling and performance?
A: With a nominal molecular weight of ~1450 Da, this grade offers a balance between solid handling (easier to weigh and blend than low-MW liquids) and water solubility/melting behavior (lower melt viscosity than higher-MW PEGs like PEG 3350 or PEG 6000), making it well-suited for hot-melt processing and controlled dissolution applications.
Q4: What are typical storage and handling recommendations?
A: Store in a cool, dry place in original sealed packaging to minimize moisture uptake. Due to its hygroscopic nature, prolonged exposure to humid environments may lead to clumping or reduced flowability—therefore, resealing containers after use and using desiccated storage for opened material is recommended.
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
Have a Questions? Call Us:
Add:
Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China