六氟化硫
A colorless,nonflammable,liquefied gas.(一种无色、不燃、液化气体)
Formula(分子式): SF6
Molecular weight(分子量): 146.05
Boiling point(沸点): -50.8℃,-64.84°F;
Melting point(融点): -63.7℃,-82.66°F.
Vapor Pressure(蒸汽压): 2200Kpa(21.1℃);320Psia(70°F)
Specific Volume(比容): 0.16m3/kg(21.1℃,101.325KPa)
2.15ft3/lb(70°F,14.696psia)
Threshold Limit Value(人体的容许浓度): 1000ppm
UN Number(UN号码): UN1080
DOT Classification(DOT类别): 2.2(Nonflammable Gas)(不燃气体)
DOT Label(DOT标签): NON-FLAMMABLE GAS(不燃气体)
Cylinder Connection(钢瓶接口): CGA/DISS/JIS--590/716/W22-14R
Grsde(级别) 5N
Purity(纯度) 99.999%
Guaranteed Specification(保证规格)
Impurity(非组分) |
Specification(标准) |
Oxygen(氧)+ Nitrogen(氮)+ Carbon Monoxide(一氧化碳) |
≤5 ppmv |
Carbon Dioxide(二氧化碳) |
≤1 ppmv |
Carbon Tetrafluoride(四氟化碳) |
≤5 ppmv |
Water(水) |
≤3 ppmv |
Acidity as HF(酸性物,如氟化氢) |
≤0.1 ppmv |
Cylinder Size(liter)钢瓶体积(升) |
Content(Kg,lbs)气含量(公斤,磅) |
47 |
50,110 |