三氟化硼
A colorless,toxic,nonflammable,corrosive high pressure gas.(一种无色、有毒、不燃、有腐蚀性高压气体)
Formula(分子式): BF3
Molecular weight(分子量): 67.81
Boiling point(沸点): -99.8℃,-147.64°F;
Melting point(融点): -127.1℃,-196.78°F.
Specific Volume(比容): 0.35m3/kg(21.1℃,101.325KPa)
5.6ft3/lb(70°F,14.696psia)
Threshold Limit Value(人体的容许浓度): 1ppm
UN Number(UN号码): UN1008
DOT Classification(DOT类别): 2.3(Poison Gas)(有毒气体)
DOT Label(DOT标签): POISON GAS(有毒气体)
Cylinder Connection(钢瓶接口): CGA/DISS/JIS--330/642/W22-14L
Grsde(级别) 2.5N 4.5N
Purity(纯度) 99.5% 99.995%
Guaranteed Specification(保证规格)
Impurity(非组分) |
Specification(标准) |
2.5N |
4.5N |
Oxygen(氧) |
≤25ppmv |
≤10ppmv |
Nitrogen(氮) |
≤25ppmv |
|
Carbon Dioxide(二氧化碳) |
≤25ppmv |
≤10ppmv |
Argon(氩) |
≤25ppmv |
|
Sulfur Dioxide(二氧化硫) |
≤25ppmv |
≤10ppmv |
Silicon Tetrafluoride(四氟化硅) |
|
≤3ppmv |
Hydrogen fluoride(氟化氢) |
≤25ppmv |
|
Isotopic Purity11B(同位素纯度) |
>99.7% |
|
Cylinder Size(liter)钢瓶体积(升) |
Content(Kg,lbs)气含量(公斤,磅) |
43.8 |
50,110 |