Methyl ethyl ketone
Methyl Ethyl Ketone (MEK) - High-Quality Industrial Solvent
Methyl Ethyl Ketone, commonly known as MEK, is a highly effective industrial solvent with wide-ranging applications. Our premium-grade MEK meets the highest industry standards and is trusted by professionals worldwide.
Product Specifications
- Chemical Name: Methyl Ethyl Ketone
- CAS Number: 78-93-3
- Molecular Formula: C4H8O
- Appearance: Clear, colorless liquid
- Odor: Characteristic acetone-like
- Purity: ≥99.5%
- Boiling Point: 79.6°C (175.3°F)
- Flash Point: -9°C (16°F)
- Density: 0.805 g/cm³ at 20°C
- Solubility: Miscible with water and most organic solvents
Technical Parameters
| Parameter | Value | Test Method |
|---|---|---|
| Assay (GC) | ≥99.5% | ASTM D1157 |
| Water Content | ≤0.1% | Karl Fischer |
| Acidity (as Acetic Acid) | ≤0.005% | ASTM D1613 |
| Non-volatile Matter | ≤0.001% | ASTM D1353 |
| Distillation Range | 78-81°C | ASTM D1078 |
| Color (Pt-Co) | ≤10 | ASTM D1209 |
Applications
Methyl Ethyl Ketone is widely used in various industries:
- Solvent for resins, cellulose acetate, and vinyl films
- Cleaning agent in electronic components manufacturing
- Adhesive formulations
- Surface coatings and paint removers
- Printing inks
- Industrial degreasing
Packaging Options
| Package Type | Size | Material |
|---|---|---|
| Drums | 200 kg | Steel |
| Intermediate Bulk Containers | 1000 kg | Plastic/Steel |
| Bottles | 1L, 2.5L, 5L | Glass/HDPE |
Safety Information
Methyl Ethyl Ketone should be handled with proper safety precautions:
- Flammable liquid and vapor
- Causes serious eye irritation
- May cause drowsiness or dizziness
- Use only in well-ventilated areas
- Wear appropriate PPE (gloves, goggles, respirator)
Methyl Ethyl Ketone FAQ
Q: What is the shelf life of Methyl Ethyl Ketone?
A: When stored properly in sealed containers away from heat and ignition sources, Methyl Ethyl Ketone has a shelf life of approximately 24 months. The product should be stored in a cool, dry place with temperatures between 15-25°C (59-77°F). Always check for any changes in appearance or odor before use if stored for extended periods.
Q: Can Methyl Ethyl Ketone be mixed with water?
A: Yes, Methyl Ethyl Ketone is miscible with water in all proportions. However, the solution properties change with different water concentrations. For most industrial applications where solvent power is crucial, it's recommended to use pure MEK. The presence of water may affect the evaporation rate and solvency power of the mixture.
Q: What are the alternatives to Methyl Ethyl Ketone in industrial applications?
A: While Methyl Ethyl Ketone has unique properties, common alternatives include acetone, ethyl acetate, or toluene, depending on the application. However, MEK typically offers faster evaporation rates and better solvency for many resins compared to acetone, and is less toxic than toluene. When considering alternatives, it's important to test the substitute thoroughly as performance characteristics may vary significantly.
Storage and Handling
For optimal performance and safety:
- Store in tightly closed containers
- Keep away from heat, sparks, and open flames
- Ground containers during transfer
- Use explosion-proof equipment in handling areas
- Follow all local regulations for storage quantities
Environmental Considerations
Methyl Ethyl Ketone is classified as a VOC (Volatile Organic Compound). Proper disposal methods should be followed according to local regulations. Avoid release to the environment. MEK is readily biodegradable under aerobic conditions.