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| Electronic grade hydrofluoric acid |
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| Technical index: |
Item |
Index |
EL grade |
UP grade |
UP-S grade |
UP-SS grade |
| Total Acidity (as HF), % |
49±0.5 |
49±0.5 |
49±0.2 |
49±0.2 |
| Chroma , Hazen,≤ |
10 |
10 |
10 |
10 |
| Fluorosilicic acid(H2SiF6) ppm,≤ |
50 |
50 |
10 |
10 |
| Chloride(Cl) ppm,≤ |
5000 |
5000 |
200 |
5 |
| Nitrate (NO3) ppm,≤ |
3000 |
3000 |
100 |
5 |
| Phosphate(PO4) ppm,≤ |
1000 |
1000 |
100 |
5 |
| Sulfate
(SO4) ppm,≤ |
5000 |
5000 |
200 |
10 |
| Li ppm,≤ |
20 |
10 |
1 |
0.1 |
| Na ppm,≤ |
100 |
10 |
1 |
0.1 |
| Mg ppm,≤ |
100 |
10 |
1 |
0.1 |
| Al ppm,≤ |
100 |
10 |
1 |
0.1 |
| K ppm,≤ |
100 |
10 |
1 |
0.1 |
| Ca ppm,≤ |
100 |
10 |
1 |
0.1 |
| Cr ppm,≤ |
20 |
10 |
1 |
0.1 |
| Mn ppm,≤ |
50 |
10 |
1 |
0.1 |
| Fe ppm,≤ |
100 |
10 |
1 |
0.1 |
| Co ppm,≤ |
20 |
10 |
1 |
0.1 |
| Ni ppm,≤ |
50 |
10 |
1 |
0.1 |
| Cu ppm,≤ |
20 |
10 |
1 |
0.1 |
| Zn ppm,≤ |
50 |
10 |
1 |
0.1 |
| Ga ppm,≤ |
20 |
10 |
1 |
0.1 |
| Mo ppm,≤ |
100 |
10 |
1 |
0.1 |
| Ag ppm,≤ |
20 |
10 |
1 |
0.1 |
| Cd ppm,≤ |
50 |
10 |
1 |
0.1 |
| Sn ppm,≤ |
20 |
10 |
1 |
0.1 |
| Ba ppm,≤ |
100 |
10 |
1 |
0.1 |
| Pt ppm,≤ |
100 |
10 |
1 |
0.1 |
| Au ppm,≤ |
20 |
10 |
1 |
0.1 |
| Tl ppm,≤ |
20 |
10 |
1 |
0.1 |
| Pb ppm,≤ |
50 |
10 |
1 |
0.1 |
| Sb ppm,≤ |
50 |
10 |
1 |
0.1 |
| Ti ppm,≤ |
100 |
10 |
1 |
0.1 |
| Be ppm,≤ |
20 |
10 |
1 |
0.1 |
| Bi ppm,≤ |
20 |
10 |
1 |
0.1 |
| Ge ppm,≤ |
20 |
10 |
1 |
0.1 |
| Sr ppm,≤ |
20 |
10 |
1 |
0.1 |
| V ppm,≤ |
20 |
10 |
1 |
0.1 |
| B ppm,≤ |
10 |
10 |
1 |
0.1 |
| As ppm,≤ |
40 |
5 |
1 |
0.1 |
| Granules |
≥1.0μm,≤25个/ml |
≥0.5μm,≤25个/ml |
≥0.5μm,≤5个/ml |
≥0.2μm,≤20个/ml |
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| Special specifications of Industrial fluorosilicic acid are available |
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