Copper Powder with 99.9999% purity from Russia. Copper content is not less than 99.9999%, sum of controlled impurities in sample of copper powder (Li, Be, Ti, V, Cr, Co, Rb, Mo, Pd, Cd) is no more than 0.0001%wt

Chemical purity - 99.9999% wt.

As per Russian TU 24.44.21-002_75815004-2022

Isotopic purity: Cu 65-30,91 /- 0.05%, Cu 63-69,09 /-0.05%

Melting point: 1084.62°C

Boiling point: 2562°C

Density: 8.96 gr/cm4

Bulk density: 4.0 gr/cm3

Specific heat 25 °C: 401 WM-1 K-1

Latent heat of fusion: 205 Jg-1

Heat of vaporization: 4796 Jg-1

Atomic volume: 7.1 W/D

First ionization energy: 178 K-cal/g-mode

Electronegativity: 1.9 Palings,s

Covalent radius: 1.17 A

Vickers Hardness: 87

Linear Coefficient of Extension (0-100°C): 17.0 x 0.0000001 K-1

Electrical resistance 20°C: 1.673 m x cm

Crystal structure: cubic, centered

Tensile strength: 314

Product strength: 270 MPa

Young's modulus: 129.8 GPa

Thermal conductivity (0-100°C): 401 WM-1 K-1