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Polyethylene glycol

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MOQ : 50 Kilograms

Polyethylene glycol Specification

Size
25 kg / 50 kg

Usage
Humectant, Solvent, Softener, Lubricant, Ointment base

Molecular Formula
H(OCH2CH2)nOH

Purity
99%

Boiling point
>250C

Shelf Life
24 months

Density
1.12 Gram per cubic centimeter(g/cm3)

Melting Point
~4C to 65C (depends on MW)

CAS No
25322-68-3

Storage Instructions
Store in a cool, dry place, away from sunlight

Ph Level
5-7 (10% aq. solution)

Packaging Type
Bag / Drum

Physical State
Solid / Liquid (depending on MW)

Flash Point
>200C

Molecular Weight
Varies (commonly 400, 1500, 4000, 6000, 8000, etc.)

Grade
Industrial Grade

Type
Polyethylene Glycol

Application
Pharmaceuticals, Cosmetics, Textile, Food Industry

Appearance
White solid or transparent viscous liquid

Purity(%)
99%

Solubility
Soluble in water, alcohol, acetone, and chloroform

Stability
Stable under normal conditions

Refractive Index
1.457 1.462 (PEG 4000)

Odor
Odorless

Viscosity
Varies with molecular weight

Freezing Point
Variable, generally 4C and above

Toxicity
Low toxicity, generally considered non-toxic

HS Code
3907 20 00

Polyethylene glycol Trade Information

Minimum Order Quantity
50 Kilograms

Supply Ability
1 Kilograms Per Week

Delivery Time
1 Week

About Polyethylene glycol

Polyethylene glycol

Cas No.: 25322-68-3

Molecular Formula : H(OCH2CH2)nOH

Application : Polyethylene glycol is also commonly used as a polar stationary phase for gas chromatography, as well as a heat transfer fluid in electronic testers.

Versatile Applications Across Industries

Polyethylene glycols adaptability makes it a sought-after component for manufacturing pharmaceuticals, cosmetics, textiles, and food products. Its properties as a humectant, softener, and solvent improve formulations and processes, enhancing product quality and consistency. With its wide molecular weight range and stable, non-toxic nature, PEG offers flexibility and reliability in diverse industrial applications.

Physical and Chemical Characteristics

PEG is available in both solid and liquid forms depending on its molecular weight, with a high purity of 99%. It dissolves readily in water, alcohol, acetone, and chloroform, and features a variable melting point, boiling point above 250C, and a neutral pH in aqueous solutions. Its stability, low toxicity, and odorless nature make it safe and easy to handle in production environments.

FAQs of Polyethylene glycol:

Q: How is polyethylene glycol commonly used in different industries?

A: Polyethylene glycol serves as a humectant, solvent, softener, lubricant, and ointment base. It finds use in pharmaceuticals, cosmetics, textiles, and the food industry due to its solubility, stability, and compatibility with a wide array of substances.

Q: What are the main benefits of using polyethylene glycol in formulations?

A: PEG offers excellent solubility, low toxicity, and is generally considered non-toxic under normal conditions. Its stable nature and ability to improve texture and moisture retention in products make it highly beneficial in the formulation of pharmaceuticals, cosmetics, and food items.

Q: Where should polyethylene glycol be stored to maintain its quality?

A: Polyethylene glycol should be stored in a cool, dry place away from direct sunlight to preserve its stability and purity. Proper storage ensures a shelf life of up to 24 months.

Q: What determines the physical state of polyethylene glycol?

A: The physical statesolid or viscous liquidof polyethylene glycol depends on its molecular weight. Lower molecular weights tend to be liquid, while higher ones are solid at room temperature.

Q: What is the recommended packaging and available sizes for polyethylene glycol?

A: PEG is typically packaged in durable 25 kg or 50 kg bags and drums, suitable for ease of transport, handling, and bulk storage for industrial needs.

Q: How does viscosity vary with the molecular weight of polyethylene glycol?

A: The viscosity of PEG increases with molecular weight. Higher molecular weight PEGs are more viscous or may even be solid, while lower molecular weights form less viscous liquids, allowing tailored applications based on process requirements.

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