Tantalum
ALDRICH/545007
Synonym: Ta
CAS Number: 7440-25-7
Empirical Formula (Hill Notation): Ta
Molecular Weight: 180.95
MDL Number: MFCD00011252
Linear Formula: Ta
Product Type: Chemical
| autoignition temp. | 572 °F |
| bp | 5425 °C (lit.) |
| density | 16.69 g/cm3 (lit.) |
| InChI | 1S/Ta |
| InChI key | GUVRBAGPIYLISA-UHFFFAOYSA |
| mp | 2996 °C (lit.) |
| resistivity | 13.5 μΩ-cm, 20°C |
| SMILES string | [Ta] |
| vapor pressure | <0.01 mmHg ( 537.2 °C) |
| Application: | Tantalum powder, a semiconducting material, is used as a photocatalyst and shows high efficiency in the solar splitting of water. Its biocompatibility makes it useful in the development of medical devices and implants. |
| Packaging: | 10 g in glass bottle |
| Symbol |  GHS02 |
| Signal word | Danger |
| Hazard statements | H228 |
| Precautionary statements | P210 |
| Hazard Codes | F,Xi |
| Risk Statements | 11-36/37/38 |
| Safety Statements | 26-36/37/39 |
| RIDADR | UN 3089 4.1 / PGII |
| WGK Germany | nwg |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| bp | 5425 °C (lit.) |
| mp | 2996 °C (lit.) |
| Density | 16.69 g/cm3 (lit.) |
| UNSPSC | 12141741 |