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:
| Molecular formula: WF6 Molecular weight: 297.8 | |
|
Item |
Index |
|
tungsten hexafluoride (WF6) ≥ |
99.999 |
|
nitrogen gas (N2) /ppmv ＜ |
1 |
|
oxygen+argon (O2+Ar) /ppmv ＜ |
0.5 |
|
carbon monoxide (CO) /ppmv＜ |
0.5 |
|
carbon dioxide (CO2) /ppmv＜ |
0.5 |
|
carbon tetrafluoride (CF4) /ppmv＜ |
0.5 |
|
nitrogen trifluoride (NF3) /ppmv ＜ |
0.5 |
|
sulfur hexafluoride (SF6) /ppmv＜ |
0.5 |
|
silicon fluoride (SiF4) /ppmv ＜ |
0.5 |
|
ydrofluoric acid (HF) /ppmv＜ |
5 |
|
alumnium (Al) /ppmv ＜ |
0.2 |
|
calcium (Ca) /ppmv＜ |
0.01 |
|
carbon monoxide (CO) /ppmv＜ |
0.01 |
|
chromium (Cr) /ppmv ＜ |
0.02 |
|
copper (Cu) /ppmv ＜ |
0.01 |
|
iron (Fe) /ppmv ＜ |
0.02 |
|
potassium (K) /ppmv＜ |
0.15 |
|
magnesium (Mg) /ppmv＜ |
0.01 |
|
manganese (Mn) /ppmv＜ |
0.1 |
|
molybdenum (Mo) /ppmv＜ |
0.5 |
|
sodium (Na) /ppmv ＜ |
0.015 |
|
nickel (Ni) /ppmv＜ |
0.1 |
|
lead (Pb) /ppmv ＜ |
0.02 |
|
thorium (Th) /ppmv＜ |
0.1 |
|
uranium (U) /ppmv ＜ |
0.05 |
|
zinc (Zn) /ppmv ＜ |
0.05 |
Character:
Colorless gas or light yellow liquid or solid; melting point: 2.3℃; boling point: 17.5℃
To use:
As chemical evaporation of tungsten; as fluorinating agent
Storage:
Should be preserved in cool, dry and ventilated warehouse; separate with fire and heat source; in sealed container; separate with metal powder
Storage:
steel gas cylinder
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