Service Tel
15140125055
Anhydrous HydrogenFluoride(AHF) - Technical index
| Item | HF%≥ | H2O%≤ | SO2%≤ | H2SO4%≤ | H2SiF6%≤ |
| Special-grade | 99.98 | 0.005 | 0.003 | 0.005 | 0.005 |
| Excellent-grade | 99.96 | 0.020 | 0.005 | 0.005 | 0.008 |
| 1ST-grade | 99.92 | 0.040 | 0.010 | 0.010 | 0.015 |
| Qualified product | 99.80 | 0.060 | 0.030 | 0.050 | 0.050 |
| English Name: Anhydrous Hydrogen Fluoride, Anhydrous Hydrofluoric Acid(AHF) | |
| Chemical formula：HF | Melting point：-83.37℃ |
| Molecular weight：20.01 | Boiling point：19.51℃ |
| Specific gravity(25℃) 0.96g/m³ | Critical temperature：188℃ |
| Vapor pressure(25℃）0.12MPa | Critical pressure：0.65MPa |
| Vapor heat at boiling point 7.49KJ/mol | Critical density：0.29g/m³ |