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Liquide nitrogen description
Nitrogen is colorless, odorless, tasteless, nontoxic, inert and represents 78.08 percent of the atmosphere. Nitrogen is nonflammable and does not support combustion. It is slightly soluble in water and most other liquids. Nitrogen does not conduct heat and electricity well.
Physical and chemical properties
Appearance : Liquefied gas. Colorless
Odor : No odor warning properties
Odor threshold : No data available
pH : Not applicable
Melting point/range : -346 °F (-210 °C)
Boiling point/range : -321 °F (-196 °C)
Flash point : Not applicable
Evaporation rate : Not applicable
Upper/lower explosion/flammability limit : No data available
Vapor pressure : Not applicable
Water solubility : 0.02 g/l
Relative vapor density : 0.97 (air = 1)
Relative density : 0.8 (water = 1)
Partition coefficient (noctanol/water) : Not applicable
Auto-ignition temperature : No data available
Decomposition temperature : No data available
Viscosity : Not applicable
Molecular Weight : 28 g/mol
a)Purging of air-conditioners,refrigerators,electronic devices,high-voltage compression cables and pipelines.
b)Suppression,purging and inertization of reactors and tanks.
2.As a reducing gas to provide and oxygen free atmosphere.
3.Manufacture of synthetic fibers.
6.Liquid nitrogen is used for cooling of concrete,cooling of electronic equipment,pulverizing plastics and simulating the conditions in outer space.
7.Liquid nitrogen can be used for freezing of liquids in pipelines for emergencies,low temperature stabilization and hardening of metals.
Hazards & Transportation
H281:Contains refrigerated gas; may cause cryogenic burns or injury May displace oxygen and cause rapid suffocation
Major Hazard: high temperature and suffocation
Fire Potential: nonflammable
DOTE Name: nitrogen
DOT Label: nonflammable gas
Identification No.: UN-1066(compressed gas)
1. Professional gas supplier: Wuxi Yuantong Gas Co., Ltd. is a professional gas supplier which has over 23 years experience in varies industry gases ,special gases and forming gas etc, .
2. Specialist manufacturing varies gases: We are specialist manufacturing varies industry gases, special gases and forming gas etc, also provide ASU on-site gas supply system and engineering and so on.
3. Small profits: Our company's strength, re-credit, keep the contract, to ensure product quality, has won the trust of customers under the principles of various categories and low price. Welcome old and new customers from home and abroad call or come to our company for consultations and negotiations.
4. Best Service: Customer's satisfaction is always Yuantong Gas priority concern, we are keen to solve any problem. We will answer all questions asked, help everyone in need and give response to every prayer.
To help the biggest tech companies around the world stretch the boundaries of science and technology-delivering specialty expertise, inclusive innovation and valued products and solutions that bring cutting-edge innovation to market faster, easier and more reliably than ever before.
1. Are you a manufacturer, trading company or a third party?
A：We are a manufacturer, and we have builded up our company since 1995.
2. What is your MOQ? Can we get small quantity order?
A：Our MOQ is 50 Piece/Pieces. We can accept small quantity orders.
3. How to start order?
A：You need offer us your requirements of the gas you need, such as ndustry gases ,special gases and forming gas and so on. Then we offer you reasonable price and send you match samples. When you confirmed the samples and the price, you can order online or offline.
4. What is your payment items?
A：For the time being, we take in L/C,T/T.
5. Can you make our own designs?
A：Yes, we have a lot designs. If you do not like our designs and you want to make your own designs, we are glad to make that for you.
6. How about your delivery time?
A：In general, it need 15 days after deposit. If your gas need more finishing or large quantity, it would take few days more. But before you order, we will tell you exact time.
If you are looking for liquid nitrogen, Yuantong N2 must be your best choice. Welcome you to come to consult the purchase, we will provide the high quality service and the product for you, believed that we will become the very good partner.