Dikupfersulfid
Bezeichnung:Dikupfersulfid
CAS-Nr22205-45-4
Englisch Name:COPPER(I) SULFIDE
CBNumberCB1730478
SummenformelCu2S
Molgewicht159.16
MOL-Datei22205-45-4.mol
Synonyma
Dikupfersulfid
Dikupfersulfid physikalisch-chemischer Eigenschaften
| Schmelzpunkt | 1100°C |
| Dichte | 5.6 g/mL at 25 °C (lit.) |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| Löslichkeit | insoluble in H2O; slightly soluble in acid solutions |
| Aggregatzustand | powder |
| Farbe | Black |
| Wichte | 5.6 |
| Wasserlöslichkeit | Slightly soluble in hydrochloric acid, ammonium hydroxide. Insoluble in water. |
| Merck | 14,2667 |
| Solubility Product Constant (Ksp) | pKsp: 47.6 |
| Expositionsgrenzwerte | ACGIH: TWA 1 mg/m3 NIOSH: IDLH 100 mg/m3; TWA 1 mg/m3 |
| Oberflächenspannung | 72.2mN/m at 18mg/L and 20℃ |
| CAS Datenbank | 22205-45-4(CAS DataBase Reference) |
| EPA chemische Informationen | Cuprous sulfide (22205-45-4) |
| R-Sätze: | 20/21/22-40 |
| S-Sätze: | 7-22-36/37/39 |
| WGK Germany | 3 |
| RTECS-Nr. | GL8910000 |
| TSCA | Yes |
| HS Code | 2830908500 |