Science Medicine and Industry Application Usage Liquid Nitrogen

Liquid nitrogen is a cryogenic liquid that is extremely cold and has a boiling point of -195.79 degrees Celsius (-320.42 degrees Fahrenheit). It is formed by compressing and cooling nitrogen gas, which makes it undergo a phase change from a gas to a liquid state.

Here are some key points about liquid nitrogen:

1. Temperature: Liquid nitrogen is incredibly cold, and its low temperature makes it useful for various applications. It can cause severe frostbite or burns upon contact with skin or other organic materials, so it should be handled with extreme caution.

2. Uses: Liquid nitrogen finds applications in various fields, including science, medicine, and industry. Some common uses include cryogenic freezing and preservation of biological samples, cooling superconductors, creating extremely cold environments for scientific research, and as a coolant for certain industrial processes.

3. Storage and transportation: Liquid nitrogen is typically stored and transported in specially designed containers called Dewar flasks or cryogenic storage tanks. These containers are vacuum-insulated to minimize heat transfer, allowing the liquid nitrogen to be stored for extended periods. However, the containers must be handled carefully to prevent pressure buildup and potential explosion.

4. Safety precautions: Due to its extremely low temperature, liquid nitrogen can be hazardous if not handled properly. Direct contact with skin can cause severe burns or frostbite, and the vaporization of liquid nitrogen can displace oxygen in confined spaces, leading to asphyxiation. Adequate ventilation and protective equipment, such as gloves and goggles, should be used when working with or around liquid nitrogen.

5. Food industry: Liquid nitrogen is sometimes used in the food industry for flash freezing, which helps preserve the texture and quality of certain foods. It is commonly used for the preparation of novelty frozen desserts, such as ice cream or frozen cocktails, where rapid freezing is desirable.

6. Entertainment and demonstrations: Liquid nitrogen's unique properties make it popular for dramatic demonstrations and entertaining effects. For example, pouring liquid nitrogen into a container can cause it to rapidly boil and produce a thick, dense fog due to the condensation of water vapor in the air.

It's important to note that liquid nitrogen should only be handled by trained professionals who are familiar with its properties and safety precautions.

Basic Info.
 

Product Parameters

ShangHai CMC chemical Co.,ltd. is staffed by trained personnel, combine many years experience in Gas industry .We supply cylinder gas, electronic gas, etc ., and the gas holder, panel, valves and fittings and other equipment, parts and engineering services to our customers in China and worldwide; The products are involved in various industrial fields, such as semiconductor chip, solar cell, LED, TFT-LCD, optical fiber, glass, laser, medicine , etc., Our mission is to partner with our global customers to provide support, solutions and quality products that are innovative,reliable, and safe.
Our products mainly include: H2, O2, N2, Ar, CO2, propane, acetylene, helium, laser mixed gas,  SiH4, Sih2cl2, SiHCL3, SiCL4, NH3, CF4, NF3, SF6, HCL, N2O, doping mixed gas (TMB, PH3, B2H6) and other electronic gases.

Q: What is the min order?
 A: Different products have different min orders. It depends on the kind the gas and the cylinder specifications. Please feel free to contact me directly for your requirement.
Q: What is the package & storage details?
 A: Seamless steel cylinder with different valves, or as to your requirement.
Stored in the shady, cool, dry, ventilated warehouse, and keep away from sunlight and ramming.
Q: Shall we send back the cylinders to China to refill the gas again?
A: Yes, when you ordered our cylinders, next time, you can send back the cylinders to fill gas again. You just need to tell us before you export. We will handle all the import customs clearance formalities.
Q: What are your company's main sales products?
A: We mainly supply electronics specialty gas and mixtures needed by the electronics industry, such as NH3, SiH4, C4F8, O2, CF4, CO2, TEOS, etc.
Q: How to ensure the quality of your products?
A: We have passed the ISO 9001:2015 quality management system certification and ISO 14001:2015 environmental management system certification.
Q: How do you ship the product?
A: Usually we ship products by ocean shipping
Q: What is your advantage over other competitors?
A: We are a factory with excellent equipment and a high-quality control system, and our factory price is more competitive, fast shipment with high quality.
We have a full-time after-sales service providing solutions to various problems. After-sales service engineers standby 24 hours a day, and respond to customer needs when necessary at the first time.