1. The product is used for grain fumigation and refrigeration of low-pressure refrigerators and air-conditioning devices.
2. It is also used as solvent, extractant and mutagen.
3. It can used in the electronics industry. Often used as a cleaning and degreasing agent.
4. It used as dental local anesthetic, refrigerant, fire extinguishing agent, metal surface paint layer cleaning degreasing and stripping agent.
5. This product is used as an intermediate in organic synthesis.

Precautions for operation: Avoid generating mist droplets during operation, and wear appropriate personal protective equipment. Avoid allowing released vapors and mist to enter the work area air. Handle in well-ventilated designated areas and use minimum dosage. Emergency response equipment must be available at all times to fight fires and deal with spills. Hazardous residues may remain in empty storage containers. Do not use this near welding, flames or hot surfaces.
Precautions for storage: Store in a cool, dry, well-ventilated place out of direct sunlight. Store away from heat sources, flames and incompatible substances, such as strong oxidants, strong acids, and nitric acid. Store in suitable labeled containers. Unused containers and empty drums should be tightly covered. Avoid damage to containers and inspect drums regularly for defects such as breakage or spills. The container is galvanized or lined with Phenolic synthetic resin to reduce the possibility of methylene chloride decomposition. Limited storage. Post warning signs where appropriate. The storage area should be separated from the densely populated work area, and personnel should be restricted from approaching the area. Use plastic hoses approved for substances to unload toxic substances. Material may accumulate static electricity which may cause a fire.
Packaging and transportation: Sealed in galvanized iron drums, 250kg per drum, can be transported by train tank cars or cars. It should be stored in a cool, dark, dry and well-ventilated place, and be protected from moisture.