2) Secreto pactum potest signari
3) septem diebus refugium fideiussor
Plus momenti: non solum productum, sed technicae solutionis servitium praebere possumus!
Product nomen:SeleniumSe pulveris
Formula: Se
Puritas: 99,9%- 99,999%
Cas No: 7782-49-2
Aspectus: nigrum pulveris
Magnitudo particula: CC reticulum
Symbolum: | Se |
CAS | 7782-49-2 |
Numerus atomicus: | 34 |
Pondus atomicus: | 78.96 |
Densitas: | 4.79 gm/cc |
Liquescens punctum: | 217 oC |
Ferveret: | 684.9 oC |
Scelerisque conductivity: | 0.00519 W/cm/K @ 298.2 K |
Resistivity electrica: | 106 microhm-cm @ 0 oC |
Electronegativity: | 2.4 Paulings |
Imprimis Caloris: | 0.767 Col/g/K @ 25 oC |
Calor vaporis; | 3.34 K-cal/gm atomus ad 684.9 oC |
Calor eget. | 1.22 Col/gm mole |