三氟甲烷
A colorless,nonflammable,liquefied high pressure gas.(一种无色、不燃、高压液化气体)
Formula(分子式): CHF3
Molecular weight(分子量): 70.01
Boiling point(沸点): -82.2℃,-115.96°F;
Melting point(融点): -155.2℃,-247.36°F.
Vapor Pressure(蒸汽压): 4380Kpa(21.1℃);635Psia(70°F)
Specific Volume(比容): 0.343m3/kg(21.1℃,101.325KPa)
5.5ft3/lb(70°F,14.696psia)
UN Number(UN号码): UN1984
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--660/716/W22-14L
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) |
≤20 ppmv |
Carbon Dioxide(二氧化碳) |
≤10 ppmv |
Other Organics(其他有机物) |
≤10 ppmv |
Water(水) |
≤5 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) |
43.8 |
31.82,70 |