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Polyethylene Glycol
  • Polyethylene GlycolPolyethylene Glycol

Polyethylene Glycol

Polyethylene Glycol (PEG) is a colorless, odorless viscous liquid or solid polymer with good solubility and biocompatibility, widely used in medicine, cosmetics, food additives and industrial fields. In addition, PEG is also used as a lubricant, detergent and antifreeze. Due to its strong adaptability and adjustable nature, polyethylene glycol has been widely concerned and applied in scientific research and industrial production.

Dotachem offers a comprehensive range of high-quality Polyethylene Glycol (PEG) products, renowned for their superior performance and consistent supply stability. With over 10 years of experience in the industry, we provide professional technical support alongside our extensive export trading experience. Our competitive pricing ensures that customers receive not only exceptional quality but also excellent value for their investment. Trust Dotachem as your reliable partner for all your PEG needs!

Product Parameter

CAS No. 25322-68-3
Chemical Formula: (C2H4O)nH2O

Trade Name Melting point water%
(max)
average Mw PH value
(5% aq)
Color(30℃)
APHA(max)
FORM
in 25℃
Flash Point ℃ OHV
mg KOH/g
PEG 200
0.5 190~210 4.0~7.0 30 L >150 549~590
PEG 300
0.5 285~315 4.0~7.0 30 L >200 356~393
PEG 400 4~8 0.5 380~420 4.0~7.0 40 L >200 267~295
PEG 600 18~22 0.5 570~630 4.0~7.0 40 L >200 178~196
PEG 800
0.5 774~831 5.5~7.5 30 L >200 135~145
PEG 1000 35~39 0.5 950~1050 4.0~7.0 *:30 S >200 107~118
PEG 1540 43~47 0.5 1300~1600 4.0~7.0 *:30 S >200 70~86
PEG 2000 49~53 0.5 1800~2200 4.0~7.0 *:30 S >200 51~62
PEG 3000 53~57 0.5 2800~3200 4.0~7.0 *:40 S >200 35~40
PEG 3350 53~57 0.5 3080~3680 4.0~7.0 *:40 S/F >200 30.5~36.5
PEG 4000 53~57 0.5 3400~4000 4.0~7.0 *:40 S/F >200 28~33
PEG 5500
0.5 5000~6000 4.0~7.0 *:40 F >200 18.7~22.4
PEG 6000 56~61 0.5 5800~6500 4.0~7.0 *:40 F >200 17.3~19.3
PEG 8000 56~61 0.5 7400~9000 4.0~7.0 *:40 F >200 12.5~15.2
PEG 11000 56~61 0.5 10700~12000 4.0~7.0 *:40 F >200 9.0~12.0
PEG 12000 56~61 0.5 11000~13700 4.0~7.0 *:40 F >200 8.2~10.2
PEG 13000 56~61 0.5 11800~15000 4.0~7.0 *:40 F >200 7.5~9.5
PEG 20000 54~64 0.5 16000~25000 5.0~8.0 *:40 S >200 4.5~7.0


Product Feature

Polyethylene glycol has excellent lubricity, moisture retention, dispersion, adhesion, can be used as an antistatic agent and softening agent, etc., in cosmetics, pharmaceutical, chemical fiber, rubber and other industries have a very wide range of applications.


Lubrication and Processing Performance

Polyethylene Glycol is used in a variety of industrial systems where lubrication, dispersion and processing performance are required. In rubber vulcanization, textile fiber treatment, metalworking fluids and plastic compounding, PEG can help reduce friction and improve material flow during production.

Depending on molecular weight and application requirements, it may be selected as a lubricant, dispersing aid, release agent or processing additive.


Water Solubility and Formulation Flexibility

PEG offers good water solubility across a wide range of grades, making it suitable for many water-based formulation systems. Low molecular weight PEG grades are commonly used in liquid systems, while higher molecular weight grades are selected when solid form, consistency or structural support is required.

This grade flexibility allows PEG to function as a carrier, solubilizer, co-solvent or formulation aid in selected applications.


Moisture Retention and Texture Control

PEG can be used as a humectant and texture modifier in cosmetic, personal care and pharmaceutical formulations. It helps adjust moisture balance, consistency and product feel in creams, gels, ointments and suppository bases.

In paper, textile and coating applications, PEG may also support controlled moisture behavior, handling performance and storage stability, depending on the formulation system.


Compatibility and Dispersing Ability

Polyethylene Glycol shows good compatibility with many commonly used formulation materials, including solvents, surfactants, salts, polymers and selected active ingredients. It can help pigments, additives and functional components disperse more evenly in multi-component systems.

This makes PEG suitable for pharmaceutical, cosmetic, coating and industrial applications where uniform distribution and formulation stability are important.


Applications


  • Pharmacy

Used in ointments, gels, capsules and suppository bases as a solvent, carrier or excipient.


  • Cosmetics

Applied in creams, lotions, cleansers and personal care products to support texture and formulation performance.


  • Chemical fiber and textile

Used in fiber processing, textile finishing and antistatic treatment applications.


  • Rubber and plastic

Applied in rubber processing, plastic compounding and polymer modification systems.


  • Paint

Applied in water-based paints, coatings and pigment systems as a formulation additive.


  • Electroplate

Used in electroplating bath systems to support surface finishing performance.


  • Agriculture

Applied in fertilizer, pesticide and seed treatment formulations as a carrier or processing aid.


  • Metal working

Used in cutting fluids, polishing compounds and other metalworking formulations.


  • Food additive

Food-grade PEG may be used in approved food-related applications, subject to local regulatory requirements.


Details


 


Packaging, Storage, and Shelf Life


  • Packaging

Polyethylene Glycol can be supplied in different packaging according to grade and physical form. Liquid PEG grades are commonly packed in drums or IBC tanks, while solid PEG grades can be supplied in bags, cartons or other suitable packaging for storage and shipment.


  • Storage

PEG should be stored in a cool, dry and well-ventilated warehouse.


  • Handling Precautions

Keep away from direct sunlight, high temperature, moisture, open flames and strong oxidizing agents.


  • Shelf Life

When stored in the original sealed packaging under proper conditions, PEG generally has a shelf life of 24 months. The actual shelf life may vary depending on the specific grade, packaging type and storage environment.


Why Choose Dotachem


 - Dotachem supplies Polyethylene Glycol products for customers in personal care, pharmaceutical, textile, coating, rubber, plastic, metalworking and other industrial fields. With multiple PEG grades available, we can support different formulation and production requirements from low molecular weight liquid PEG to higher molecular weight solid PEG.


 - For PEG procurement, stable quality and clear specifications are important. Dotachem pays attention to product consistency, specification confirmation and document support before shipment. Key product information such as molecular weight range, appearance, pH value, moisture content, hydroxyl value and other grade-related indicators can be confirmed according to customer needs.


 - As a China-based Polyethylene Glycol supplier, Dotachem also supports international customers with flexible packaging, export coordination and responsive communication. COA, MSDS, TDS and other product documents can be provided upon request to support customer evaluation, customs clearance and production use.


 - After shipment, Dotachem remains available for order follow-up, document assistance and product-related communication. From storage questions to batch document support and future reorders, our team provides timely after-sales support to help customers manage procurement and production more smoothly.


FAQ


Q1: Can I get a sample before bulk order?

A: Yes. Samples are available for testing and formulation evaluation. Please confirm the required PEG grade, application and target specifications before requesting a sample.


Q2: Does Dotachem attend chemical industry exhibitions?

A: Yes. Dotachem attends chemical industry exhibitions in Europe, the Middle East and Southeast Asia to meet customers, understand application needs and discuss suitable product solutions.


Q3: How do I choose the right Polyethylene Glycol grade?

A: The right PEG grade depends on molecular weight, physical form and application needs. Low molecular weight grades such as PEG 200, PEG 300, PEG 400 and PEG 600 are usually used in liquid systems, while higher molecular weight grades such as PEG 1000, PEG 4000, PEG 6000, PEG 8000 and PEG 20000 are more suitable for solid or semi-solid formulations.


Q4: Is Dotachem a Polyethylene Glycol supplier?

A: Yes. Dotachem supplies Polyethylene Glycol and related chemical products, with more than ten years of experience in chemical supply and application support. We provide grade selection, product documents, packaging support, samples and export service. Our product range also covers surfactants, Alcohols, polyether polyols and functional additives.


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