| High Purity[纯度] | 99.999% |
| Maximum Lump Size[] | 15mm |
| Weight[重量] | 10g - 200g |
| Typical Analysis(典型分析) |
| Ag | <1 PPM |
| Cd | <1 PPM |
| Fe | <1 PPM |
| Pb | 4 PPM |
| Sn | 3 PPM |
| Tl | 1 PPM |
| Atomic Properties(原子属性) |
| Atomic number | 49 |
| Atomic weight ( amu ) | 114.82000 |
| Crystal structure | Face Centred Tetragonal |
| Electronic structure | Kr4d¹⁰5s²5p¹ |
| Ionisation potential ( No./eV ) | 3 / 28.0 |
| Ionisation potential ( No./eV ) | 4 / 54 |
| Ionisation potential ( No./eV ) | 2 / 18.9 |
| Ionisation potential ( No./eV ) | 1 / 5.79 |
| Natural isotope distribution ( Mass No./% ) | 113 / 4.3 |
| Natural isotope distribution ( Mass No./% ) | 115 / 95.7 |
| Photo-electric work function ( eV ) | 4.12 |
| Thermal neutron absorption cross-section ( Barns ) | 194.0000 |
| Valences shown | 1 , 2, 3 |
| Mechanical Properties(机械性能) |
| Bulk modulus ( GPa ) ( Polycrystalline ) | 35.3 |
| Bulk modulus ( GPa ) ( Soft ) | 35.3 |
| Hardness - Vickers ( kgf mm⁻² ) ( Soft ) | < 10 |
| Material condition | Polycrystalline |
| Material condition | Soft |
| Poisson's ratio ( Polycrystalline ) | 0.450 |
| Poisson's ratio ( Soft ) | 0.450 |
| Tensile modulus ( GPa ) ( Polycrystalline ) | 10.60 |
| Tensile modulus ( GPa ) ( Soft ) | 10.60 |
| Tensile strength ( MPa ) ( Soft ) | 2.60 - 4.50 |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 24.800 @0-100℃ |
| Latent heat of evaporation ( J g⁻¹ ) | 2024 |
| Latent heat of fusion ( J g⁻¹ ) | 28.50 |
| Melting point ( C ) | 156.60 |
| Specific heat ( J K⁻¹ kg⁻¹ ) | 234.0 @25℃ |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 81.80 @0-100℃ |
| Physical Properties(物理性质) |
| Boiling point ( C ) | 2080 |
| Density ( g cm⁻³ ) | 7.300 @20℃ |
| Electrical Properties(电气特性) |
| Electrical resistivity ( μOhmcm ) | 8.8@20℃ |
| Superconductivity critical temperature ( K ) | 3.4100 |
| Temperature coefficient ( K⁻¹ ) | 0.00520 @0-100℃ |
| Thermal emf against Pt (cold 0C - hot 100C) ( mV ) | 0.69 |
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