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Products
Hydrofluoric Acid
Specification 647 РК 30054230-920-2001
| Description |
Grade А |
Grade В |
Grade Г |
| HF fraction of total mass, %, min |
35.5+0.3 |
40.0+0.4 |
40.0+0.4 |
| H2SiF6 fraction of total mass, %, max |
0.025+0.005 |
4.5+0.4 |
7.5+0.6 |
| H2SO4 fraction of total mass,%, max |
0.01+0.002 |
1.8+0.1 |
4.5+0.2 |
| Fe fraction of total mass, %, max |
0.007+0.001 |
0.02+0.003 |
- |
| Cl fraction of total mass, %, max |
0.06 |
- |
- |
| Nonvolatile elements fraction of total mass, %, max |
0.3+0.03 |
- |
- |
| Массовая доля MgF2, % |
>98,9 |
| Потери при прокаливании |
<1,44 |
| Остаток на сите + 0,4 мм |
<1,0% |
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