What is Styrene (CAS 100-42-5)?
Styrene is an organic compound with the chemical formula C8H8, the electron of the vinyl group is conjugated to the benzene ring, insoluble in water and soluble in organic solvents such as ethanol and ether, and liquid styrene is an important monomer for synthetic resins, ion exchange resins, and synthetic rubber.
|
Common Name |
Styrene |
| Other Names | styrene monomer SM, vinylbenzene,ethenylbenzene |
|
CAS Number |
100-42-5 |
|
Density |
0.9±0.1 g/cm3 |
|
Molecular Formula |
C8H8 |
|
Molecular Weight |
104.149 |
|
Boiling Point |
145.2±7.0 °C at 760 mmHg |
|
Melting Point |
-31 °C |
|
Flash Point |
31.1±0.0 °C |
|
Purity |
99% |


What is styrene monomer used for?
Styrene monomer (SM) is an important intermediate material used in the production of a variety of plastic and synthetic rubber products with key applications in the electronics, healthcare, household, automotive, construction and packaging sectors.
- Styrene Monomer – SM is most famously used for the production of polystyrene.
- As an effective adhesive and binding agent.
- As a hardener for hardening paints, varnishes, and plastics etc.
- In the production of goods for apparel care like shoe polishes etc.
- In the rubber industry to make synthetic rubber.
- In the plastic industry for the effective manufacturing of plastics.
- For making insulating materials to efficiently insulate homes etc.
- In the manufacturing of automobile parts. It adds durability and fuel efficiency to rubber tyres. It produces lightweight vehicle parts and increases fuel efficiency.
- A major component of stuff used for making food containers. It maintains hygiene and the freshness of food.
- Consumed for making carpet backings because it guarantees structural stability
- Effectively used as a mutagen.
- Utilised in the manufacturing of ABS and SAN copolymers.
- It enhances the packaging of electronic products.
- In the paper manufacturing industries for paper coating.
- Styrene Monomer enhances the functions and quality of paper products and printing.
Where To Buy Styrene Monomer In Bulk?
lf you desire to have this chemical in bulk, you can buy Styrene Monomer on our website or contact us for further details.
Click here to learn more about styrene materials
Why choose us?
✅ High monthly production capacity
✅ Certified quality (REACH, ROHS, ISO)
✅ Packaging options to fit your needs
✅ Fast, reliable shipping
✅ All paperwork included
Ready to buy? Shoot us an email for a quote or samples! 📧 sales@gneebio.com
about us
Gneebio is located in Henan Province, China, we have passed the quality system certification, have self-managed import and export rights, and our products are well received by customers.
As a leading global supplier, we deliver certified chemical raw materials compliant with REACH, ROHS, ISO, and other international standards. Our robust monthly production capacity ensures consistent quality and reliable supply for bulk orders.
Pricing:
Bigger orders = better prices. Tell us your volume for a competitive quote.
Packaging & Speed:
Get it your way: Drums, IBCs, or ISO tanks. Most orders ship in 15-25 days.
Safe & Compliant:
All products strictly adhere to international safety and environmental regulations.
Products Paperwork:
MSDS (SDS) and COA docs ready to go with every shipment.


