 Industrial hydrofluoric acid
Hydrofluoric acid is aqueous solution of hydrogen fluoride. It's colourless and transparent, having strong and irritative smell and causticity. It can pickling such materials containing SiO 2 as glass quickly.
|
Excellent-grade |
First-grade products |
Second-grade products |
Qualified products |
|
F-40 |
F-40 |
F-55 |
F-60 |
F-40 |
F-55 |
F-60 |
|
| HF% Min |
40.0 |
40.0 |
55.0 |
60.0 |
40.0 |
55.0 |
60.0 |
30.0-65.0 |
| H2SiF6 % Max |
0.02 |
0.2 |
0.4 |
0.5 |
0.6 |
1.0 |
1.0 |
5.0 |
| H2SO % Max |
0.02 |
0.05 |
0.08 |
0.1 |
0.6 |
0.8 |
1.0 |
- |
| Fe% Max |
0.005 |
0.01 |
- |
- |
- |
- |
- |
- |
[Usage] mainly used in the production of salts fluoride to engrave and erode the glass, clean metal, treat surface, and so on.
[Packing] with polyethylene plastic drum (10kg/25kg/200kg each drum); iron drum with the plastics inside (200kg each drum).
[Note] the content of HF of the products is 35-70%. The production will be organized according to the requirements of the clients.
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