Yongjing framework：Fujian Shaowu Yongjing Chemical Co., Ltd.
Add: 18#, Xin'An Road, Shaowu City, Fujian, China
International Trade Dept.
Tel: +86-599-6655932/6654968
Fax: +86-599-6654591
Home Trade Dept.
Tel: +86-599-6654866/6654968
Fax: +86-599-6655755
High-purity Chemicals Dept.
Tel: +86-599-6655536/6654968
Fax: +86-599-6655755
Quality Standard：GB/T 12022-2014
| Molecular formula：SF6 Molecular weight：146.05 | ||
|
Item |
National Standard |
Company Standard |
|
Sulfur Hexafluoride (SF6) (mass fraction)/ 10-2 ≥ |
99.90 |
99.90 |
|
Air (mass fraction)/10-6 ≤ |
300 |
30 |
|
Carbon Tetrafluoride (CF4) (mass fraction)/10-6 ≤ |
100 |
3 |
|
Hexafluoroethane(C2F6) (mass fraction)/10-6 ≤ |
200 |
6 |
|
Octafluoropropane (C3F8) (mass fraction)/10-6 ≤ |
50 |
3 |
|
Moisture (H2O) (mass fraction)/10-6 ≤ |
5.0 |
3.0 |
|
Acidity (as HF)（HF）(mass fraction)/10-6 ≤ |
0.2 |
0.1 |
|
Hydrolyzable Fluoride (as HF) (HF) (mass fraction)/10-6 ≤ |
1.0 |
0.8 |
|
Mineral Oil (mass fraction)/10-6 ≤ |
4.0 |
3.0 |
|
Bioexperiment ≤ |
Non-toxic in bio-test |
Non-toxic in bio-test |
Properties：
Sulphur hexafluoride is liquid under normal temperature and pressure. It’s a colorless, odorless, non-toxic and non-corrosive gas. Its melting point is -50℃, boiling point is -63.8℃, and the density is 6.12g/L（20℃ 0.1MPS）. It is an excellent electrical insulator.
Application：
Sulphur hexafluoride is an excellent insert insulating gas widely used in high-voltage electric equipments and ground cables, mainly including electronic equipments, radar, particle accelerator, transformer, lightning arresters, refrigerant etc.
Storage：
In cool, dry and ventilated warehouse.
Transport：
With symbols indicated in GB19-73. The coefficient of the filling cylinders should not be higher than 1.33kg/L.
Packing：
In seamless steel cylinder（40L, 12.5L, 10L, 8L, 4L）（Normally, the pressure is 15MPa, the filling coefficient＜1.37kg/L）.
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