CAS 95-47-6 o-Xylene is a widely used aromatic solvent commonly found in paints, coatings, inks, adhesives, agrochemicals, and chemical manufacturing. Also known as o-xylene or 1,2-dimethylbenzene, it possesses excellent solubility and stable chemical properties.
CAS 95-47-6 o-Xylene/1,2-dimethylbenzene
Purity, %：≥99%
CAS Number: 95-47-6
Appearance: Colorless liquid
Molecular Formula: C8H10
Molecular Weight: 106.17 g/mol
Odor: Aromatic sweet smell
Boiling Point: 144 °C
Melting Point: -25 °C
Density: 0.88 g/cm³
Flash Point: Approx. 17 °C
Solubility in Water: Slightly soluble
Main Hazards of O-Xylene
1. Flammability Hazards
o-xylene vapor is highly flammable upon contact with sparks, open flames, static electricity, and high-temperature surfaces. When mixed with air, its vapor can create an explosive atmosphere in poorly ventilated areas.
2. Health Hazards
Exposure to high concentrations of o-xylene vapor may cause headaches, dizziness, eye irritation, and respiratory discomfort. Personal protective equipment (PPE) should be worn to minimize long-term occupational exposure.
3. Environmental Risks
Large leaks may contaminate soil and groundwater. Due to the relatively rapid volatilization rate of o-xylene, its vapor emissions will also lead to volatile organic compound (VOC) pollution.
ortho-xylene Safety Handling Precautions
- Keep away from heat, sparks, open flames, and hot surfaces. No smoking.
- Ground/connect containers and equipment to prevent electrostatic discharge. Use non-sparking tools.
- Use outdoors or in well-ventilated areas only. Use explosion-proof electrical/ventilation/lighting equipment.
- Avoid inhaling mist, vapor, or spray. Wash hands thoroughly after handling. Eating and smoking are prohibited in the work area.
ortho-xylene Storage Requirements
1. Store in a cool, dry, well-ventilated place
Store o-xylene chemical liquid in a cool, dry, well-ventilated indoor location, away from direct sunlight. Overheating will accelerate its evaporation and increase the risk of fire.
2. Use suitable containers
Use only suitable containers: carbon steel cans, stainless steel containers, or qualified solvent drums. Always seal containers when not in use.
3. Keep away from incompatible chemicals
Never store 1,2-dimethylbenzene near strong oxidizers, nitric acid, peroxides, or other reactive chemicals. Mixing with incompatible substances may cause a hazardous reaction.
4. Fire prevention measures
The storage area must be equipped with:
- Foam fire suppression system
- Dry powder fire extinguishers
- Leak control system
- Emergency ventilation system
- All personnel must complete safety training for flammable liquids.
Industrial Applications of o-Xylene
CAS 95-47-6 o-Xylene is an important industrial aromatic hydrocarbon, primarily used in the production of phthalic anhydride. It serves as a high-performance solvent in paints, coatings, adhesives, and printing inks. Furthermore, it is a key raw material for the synthesis of dyes, pharmaceuticals, and agrochemicals.
Conclusion
O-Xylene/1,2-Dimethylbenzene is an important aromatic solvent widely used in industrial manufacturing. Due to its flammability and the generation of harmful vapors, safe handling and storage are essential. Measures such as ventilation, fire prevention, and the use of personal protective equipment help ensure safe industrial operations while reducing health and environmental risks.
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