2) Ana iya sanya hannu kan yarjejeniyar sirri
3) Garanti na dawowar kwana bakwai
Mafi mahimmanci: za mu iya samar da ba kawai samfurin ba, amma sabis na mafita na fasaha!
1. Sunan samfur:Selenium Se
2. Formula: Se
3. Tsafta: 99.9% - 99.9999%
4. Cas No: 7782-49-2
5. Bayyanar: foda ko granules
6. Girman barbashi: raga 200, 2-5mm, da dai sauransu
7. Alama: Epoch-Chem
Alama: | Se |
CAS | 7782-49-2 |
Lambar Atom: | 34 |
Nauyin Atom: | 78.96 |
Yawan yawa: | 4.79 gm/c |
Wurin narkewa: | 217 oc |
Wurin tafasa: | 684.9 oc |
Ƙarfafa Ƙarfafawa: | 0.00519 W/cm/K @ 298.2 K |
Juriya na Lantarki: | 106 microhm-cm @ 0 oC |
Electronegativity: | 2.4 Pauling |
Takamaiman Zafi: | 0.767 Cal/g/K @ 25 oC |
Zafin Vaporization: | 3.34 K-cal/gm atom a 684.9 oC |
Zafin Fusion: | 1.22 Cal/gm mole |
Alamar | Epoch-Chem |