ProSciTech Safety Data Sheets ProSciTech Pty Ltd · proscitech.com.au

SAFETY DATA SHEET

Styrene Monomer Polyester Resin Kit

Version 1Last reviewed 1 March 2026Catalogue: 14650, EMS14650

1. Identification

Product Identifiers

Product Name
Styrene Monomer Polyester Resin Kit
Other Names
Styrene Monomer, Polyester Resin Kit
Product Number(s)
14650, EMS14650
CAS Number
100-42-5

Recommended use of the chemical and restriction on use

Laboratory chemicals.

Company Details

ProSciTech Pty Ltd
11 Carlton Street
KIRWAN QLD 4817
Australia
(07) 4773 9444
pst@proscitech.com
proscitech.com.au

Emergency Contact Details

ProSciTech Pty Ltd
11 Carlton Street
KIRWAN QLD 4817
Australia
(07) 4773 9444
pst@proscitech.com
proscitech.com.au

2. Hazards Identification

Classification of the substance or mixture

  • GHS02 Flame
  • Flam. Liq. 3 H226 Flammable liquid and vapour.
  • GHS08 Health hazard
  • Carc. 1B H350 May cause cancer.
  • Repr. 2 H361 Suspected of damaging fertility or the unborn child.
  • STOT RE 1 H372 causes damage to the hearing organs through prolonged or repeated exposure.
  • GHS07
  • Acute Tox. 4 H332 Harmful if inhaled.
  • Skin Irrit. 2 H315 Causes skin irritation.
  • Eye Irritation 2A H319 Causes serious eye irritation.

Label Elements

Flammable
Flammable
Harmful / irritant
Harmful / irritant
Health hazard
Health hazard
Signal Words
None
Hazard Statement(s)
  • Hazard-determining components of labelling: STYRENE
  • Flammable liquid and vapour.
  • Harmful if inhaled.
  • Causes skin irritation.
  • Causes serious eye irritation.
  • May cause cancer.
  • Suspected of damaging fertility or the unborn child.
  • Causes damage to the hearing organs through prolonged or repeated exposure.
Precautionary Statement(s)
  • Obtain special instructions before use.
  • Do not handle until all safety precautions have been read and understood.
  • Keep away from heat/sparks/open flames/hot surfaces. No smoking.
  • Keep container tightly closed.
  • Ground/bond container and receiving equipment.
  • Use explosion-proof electrical/ventilating/lighting equipment.
  • Use only non-sparking tools.
  • Take precautionary measures against static discharge.
  • Do not breathe dust/fume/gas/mist/vapours/spray.
  • Wash thoroughly after handling.
  • Do not eat, drink or smoke when using this product.
  • Use only outdoors or in a well-ventilated area.
  • Wear protective gloves/protective clothing/eye protection/ face protection.

Primary route(s) of entry

Not available.

Human Health

Inhalation
Remove victim to fresh air and keep at rest in a position comfortable for breathing.
Ingestion
Ge medical advice/attention if you feel unwell.
Eyes
Rinse cautiously with wate for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If exposed or concerned: Get medical advice/attention. If eye irritation persists: Get medical advice/attention.
Skin
(or hair) Remove/take off immediately all contaminated clothing. Rinse skin with wate/shower. Take off contaminated clothing and wash it before reuse. If skin irritation occurs: Get medical advice/attention.

Environment

  • In case of fire: Use CO₂, powder or water spray for extinction.
  • Store in a well-ventilated place. Keep cool.
  • Store locked up.
  • Dispose of contents/container in accordance with local/regional/national/international regulations.

3. Composition / Information on Ingredients

No information provided.

4. First Aid Measures

Ingestion
Call for a doctor immediately.
Inhalation
  • Supply fresh air. If required, provide artificial respiration. Keep patient warm. Consult doctor if symptoms persist.
  • In case of unconsciousness place patient stably in side position for transportation.
Skin Contact
Immediately wash with water and soap and rinse thoroughly.
Eye Contact
Rinse opened eye for several minutes under running water. If symptoms persist, consult a doctor.
Other Information
Symptoms of poisoning may even occur after several hours; therefore medical observation for at least 48 hours after the accident.

5. Firefighting Measures

Suitable extinguishing equipment

Fire
CO₂, sand, extinguishing powder. Do not use water.
HAZCHEM
For safety reasons unsuitable extinguishing agents: Water with full jet.

Special protective equipment and precautions for fire fighters

Mouth respiratory protective device.

6. Accidental Release Measures

Personal precautions, protective equipment and emergency procedures
Wear protective equipment. Keep unprotected persons away.
Environmental precautions
Do not allow to enter sewers/surface or ground water.
Methods and materials for containment and clean up
  • Absorb with liquid-binding material (sand, diatomite, acid binders, universal binders, sawdust).
  • Dispose contaminated material as waste according to item 13.
  • Ensure adequate ventilation.
  • Do not flush with water or aqueous cleansing agents.

7. Handling and Storage

Precautions for safe handling
  • Ensure good ventilation/exhaustion at the workplace.
  • Prevent formation of aerosols.
  • Keep ignition sources away - Do not smoke.
  • Protect from heat.
  • Protect against electrostatic charges.
Conditions for safe storage
  • Keep container tightly sealed.
  • Protect from heat and direct sunlight.

8. Exposure Controls / Personal Protection

Exposure Standards

MaterialTWA ppmTWA mg/m³STEL ppmSTEL mg/m³
100-42-5 STYRENE50ppm213mg/m³100ppm426mg/m³
Engineering controls
  • Keep away from foodstuffs, beverages and feed.
  • Immediately remove all soiled and contaminated clothing.
  • Wash hands before breaks and at the end of work.
  • Avoid contact with the eyes and skin.

Personal protective equipment

Eye and face protection
Tightly sealed goggles.
Skin protection
Protective gloves. The glove material has to be impermeable and resistant to the product/the substance/the preparation. Selection of the glove material on consideration of the penetration times, rates of diffusion and the degradation. The exact break through time has to be found out by the manufacturer of the protective gloves and has to be observed.
Body protection
Protective clothing.
Respiratory protection
In case of brief exposure or low pollution use respiratory filter device. In case of intensive or longer exposure use self-contained respiratory protective device.

9. Physical and Chemical Properties

General information

Appearance
Amber coloured viscous
Odour
Strong
pH
Not determined.
Vapour Pressure
6hPa
Density
1.1g/cm³
Boiling Point
145.2°C
Melting Point
-30.74°C
Solubility
0.24g/l
Specific Gravity of Density
Not available.
Flash Point
31°C
Flammable (Explosive) Limits
  • Lower: 1.2 Vol%
  • Upper: 8.9 Vol%
Ignition Temperature
480°C
Formula
Not available.

10. Stability and Reactivity

Reactivity
No further relevant information available.
Chemical stability
No decomposition if used according to specifications.
Possibility of hazardous reactions
No dangerous reactions known.
Conditions to avoid
No further relevant information available.
Incompatible materials
No further relevant information available.

11. Toxicological Information

Acute effects
  • 100-42-5 STYRENE
  • Oral LD50 5000 mg/kg (rat)
  • Inhalative LC50/4 h 24mg/l (rat)
Eye contact
Irritating effect.
Skin contact
Irritant to skin and mucous membranes.
Ingestion
Not available.
Inhalation
No sensitising effects known.
Toxicity and irritation
Not available.

12. Ecological Information

Ecotoxicity
No further relevant information available.
Persistence and degradability
No further relevant information available.
Bioaccumulative potential
No further relevant information available.
Other adverse effects
  • Water hazard class 2: hazardous for water.
  • Do not allow product to reach ground water, water course or sewage system.
  • Danger to drinking water if even small quantities leak into the ground.

13. Disposal Considerations

General information

  • Must not be disposed together with household garbage. Do not allow product to reach sewage system.
  • Disposal must be made according to official regulations.

14. Transport Information

ADG label required

Class 3 Flammable liquid
Class 3 Flammable liquid
HAZCHEM
For safety reasons unsuitable extinguishing agents: Water with full jet.
UN Number
UN2055
Proper shipping name
2055 STYRENE MONOMER, STABILIZED
Transport hazard class
Class 3 Flammable liquids.
Packing group
III
Environmental hazard
Not applicable.
Special precautions for users
  • Warning: Flammable liquids.
  • Hazard identification number (Kemler code): 39
  • EMS number: 3-07
  • Stowage Category: C
  • Stowage Code: SW1 Protected from sources of heat.
Additional information
  • Limited quantities (LQ) 5L
  • Excepted quantities (EQ) Code: E1
  • Maximum net quantity per inner packaging: 30mL
  • Maximum net quantity per outer packaging: 1000mL
  • Transport category: 3
  • Tunnel restriction code: D/E

15. Regulatory Information

Poisons Schedule Number
S5
Other Information
A Chemical Safety Assessment has not been carried out.

16. Other Information

SDS preparation date
1 March 2026
Comments
This information is based on our present knowledge. However, this shall not constitute a guarantee for any specific product features and shall not establish a legally valid contractual relationship.