What Is Para-xylene (PX) Chemical Used For? Applications in PTA, PET, And Polyester

Dec 16, 2025 Leave a message

Para-xylene (PX) Chemical Uses in PTA, PET, and Polyester

 

Para-xylene (PX) chemical is an organic compound refined from crude oil, naphtha, or mixed xylenes. PX is not only an important aromatic hydrocarbon product, but also appears as a colorless, transparent liquid at room temperature with an aromatic odor.

 

  • Uses of Para-xylene (PX) chemical: Para-xylene (PX) has wide applications in the energy and chemical industries. It is commonly used as a key raw material in the preparation of terephthalic acid (PTA) and dimethyl terephthalate (DMT), which are then converted into polyethylene terephthalate (PET). Therefore, paraxylene plays an indispensable role in many fields, including polyester fibers, plastic containers, and films.
  • Textiles, Packaging, and Building Materials: Paraxylene (PX) is an important raw material for polyester fibers and resins, and is widely used in these fields.
  • Decorative and Furniture Manufacturing: Paraxylene (PX) is also used in the production of coatings and dyes, providing key materials for decorative and furniture manufacturing.
  • Agriculture and Horticulture: The application of PX in the pesticide field helps control pests and diseases, promoting the healthy development of agriculture and horticulture.
  • Organic Synthesis: As an important raw material for organic synthesis, PX can be further converted into various organic compounds such as alcohols, aldehydes, and ketones.

 

 Para-xylene (PX) chemical Uses
Para-xylene (PX) chemical Uses

 

Para-xylene (PX) MSDS

 

MSDS Section Key Information
Product Name Para-Xylene (P-Xylene)
Synonyms 1,4-Dimethylbenzene
CAS Number 106-42-3
Molecular Formula C₈H₁₀
Molecular Weight 106.17 g/mol
Chemical Type Aromatic Hydrocarbon
GHS Classification Flammable Liquid, Category 3
Signal Word Warning
Hazard Statements Flammable liquid and vapor; harmful if inhaled
Health Effects May cause eye, skin, and respiratory irritation; dizziness at high concentrations
Environmental Impact Harmful to aquatic life with long-lasting effects
Main Component Para-Xylene ≥ 99%
First Aid – Inhalation Move to fresh air; seek medical attention if symptoms persist
First Aid – Skin Wash with soap and water
First Aid – Eyes Rinse with water for several minutes
Fire-Fighting Media Foam, dry chemical, CO₂
Flash Point Approx. 25 °C
Handling Use with adequate ventilation; avoid ignition sources
Storage Cool, dry, well-ventilated area; keep container tightly closed
Incompatible Materials Strong oxidizing agents
Appearance Colorless transparent liquid
Odor Aromatic
Density 0.861 g/cm³ (20 °C)
Boiling Point 138.3 °C
Melting Point 13.3 °C
Solubility Insoluble in water; soluble in organic solvents
UN Number UN 1307
Transport Class Class 3 (Flammable Liquids)
Packing Group III
MSDS Availability Available (PDF)
COA Availability Provided per batch
Manufacturer Gneebio (Multiple cooperative factories)

 

 

Why Choose Gneebio for Para-xylene (PX, CAS 106-42-3) Supply?

Gneebio is a professional manufacturer and distributor of high-purity Para-xylene (PX, CAS 106-42-3), offering factory-direct supply and large-volume delivery.

Advantages for Industrial Buyers

  • Bulk Production & Stable Supply: Reliable monthly capacity to avoid production delays
  • Strict Quality Control: COA, MSDS, TDS, and optional third-party testing
  • Flexible Packaging Options: 200L drums, 1000L IBC, ISO tanks
  • Global Export Experience: Efficient shipping and compliance with international chemical regulations

 

Para-Xylene (PX, CAS 106-42-3) - Gneebio Supplier
Para-Xylene (PX, CAS 106-42-3) - Gneebio Supplier

 

Related Chemical Products from Gneebio

Bulk Industrial buyers often purchase Para-xylene (PX, CAS 106-42-3) together with other solvents and intermediates.
Here are the most popular products:

Product Name CAS
Cyclohexanone (CYC) 108-94-1
Methyl Methacrylate (MMA) 80-62-6
2-Methoxyethanol 109-86-4
Propionic Acid 79-09-4
Ethylene Glycol (Meg) 107-21-1
N, N-Dimethylacetamide (DMAC) 127-19-5

 

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