基本信息
| 化学文摘社编号. | 7440-59-7 |
|---|---|
| 其他的名字 | Helium-4 |
| 小额信贷 | HE |
| Einecs编号没了 | 1C980 |
| 出生地 | China (Mainland) |
| 年级的标准 | Industrial Grade |
| 纯洁的 | 99.999 |
| 出现 | colorless |
| 适用 | Industry |
Helium gas isa colorless, odorless inert gaseous element occurring in natural gas and with radioactive ores. It is used as a component of artificial atmospheres and laser media, as a refrigerant, as a lifting gas for balloons, and as a superfluid in cryogenic research. Helium gas is widely used in Electronic industry, andchemical industry. PARAMETERVALUEUNITSPhysical state (gas, liquid, solid)GASVapor pressureAbove critical temp.Liquid density, -452.1 0F, 1AtmNot availableEvaporation pointNot availableBoiling point-452.1 (-268.9)0F (0C)Freezing point-456.5 (-271.3)0F (0C)PHNot applicableSpecific gravity (Air=1) 700F, 1Atm0.14Oil/water partition coefficientNot availableSolubility (H2O)NegligibleOdor thresholdNot availableOdor and appearanceColorless, odorless Gas
交货条款及包装
Packaging Detail: DOT steel cylinder, EN1964steel cylinder Delivery Detail: Shipment will be in 15 days after receipt of deposit
端口: Chinese seaport / airport
付款条款
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支付方式
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