| Items |
Unit |
NSF Grade |
Industrial Grade |
| Content |
% ≥ |
23-40 |
23-40 |
| H2SO4 |
% ≤ |
0.2 |
0.5 |
| HF |
% ≤ |
0.2 |
0.5 |
| Fe |
ppm ≤ |
100 |
100 |
| Cd |
ppm ≤ |
2 |
5 |
| Pb |
ppm ≤ |
2 |
5 |
| Cu |
ppm ≤ |
2 |
5 |
| Hg |
ppm ≤ |
2 |
5 |
| As |
ppm ≤ |
2 |
5 |
Packed in 25kg/drum,285kg/drum,1400kg/IBC
CAS No : 16961-83-4
Formula : H2SiF6
Mainly used for metal surface oxides, silicate film cleaning and corrosion agents.
Storage condition:
1.Ventilated, dry and cool place, avoid direct sunlight
2.The temperature does not exceed 30 degrees, and the humidity is maintained at 30%-60%
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