氮气
A colorless,non-flammable,high pressure gas.(一种无色,不燃,高压气体)
Formula(分子式): N2
Molecular weight(分子量): 28.01
Boiling point(沸点): -195.8℃,-320.44°F;
Melting point(融点): -210℃,-346°F.
Specific Volume(比容): 0.86m3/kg(21.1℃,101.325KPa)
13.8ft3/lb(70°F,14.696psia)
UN Number(UN号码): UN1066
DOT Classification(DOT类别): 2.2(Nonflammable Gas)(不燃性气体)
DOT Label(DOT标签): NON-FLAMMABLE GAS(不燃性气体)
Cylinder Connection(钢瓶接口): CGA/DISS/JIS---580/718/W22-14R
Grade(级别) 6N
Purity(纯度) 99.9999%
Guaranteed Specification(保证规格)
Impurity(非组分) |
Specification(标准) |
Oxygen(氧) |
≤0.2 ppmv |
Carbon Dioxide(二氧化碳) |
≤0.1 ppmv |
Carbon Monoxide(一氧化碳) |
≤0.1 ppmv |
Methane(THC)(甲烷,总碳) |
≤0.1 ppmv |
Water(水) |
≤0.2 ppmv |
Cylinder Size(liter)钢瓶体积(升) |
Content(Kg,lbs)气含量(公斤,磅) |
43.8 |
7.22,255 |