Tantalum Powder CAS #: 7440-25-7

Synonyms Tantalum particles, Tantalum microparticles, Tantalum micropowder, Tantalum micro powder, Tantalum micron powder, Tantalum submicron powder, Tantalum sub-micron powder,

Molecular Weight: 180.94 Appearance: Silvery-gray solid Melting Point: 3017 °C Boiling Point: 5458 °C Density: 16.69 g/cm3(20 °C) Solubility in H2O: N/A Poisson's Ratio: 0.34 Young's Modulus: 186 GPa Vickers Hardness: 870–1200 MPa Thermal Conductivity: 57.5 W/m·K Thermal Expansion: 6.3 µm/m·K Electrical Resistivity: 131 nΩ·m (20 °C) Electronegativity: 1.5 Paulings Specific Heat: 140 J/kg·K Heat of Fusion: 36.57 kJ/mol Heat of Vaporization: 753 kJ/mol Crystal Phase / Structure: α: body-centered cubic (bcc) / β: tetragonal

Health & Safety Information Signal Word: Danger Hazard Statements: H228-H315-H319-H335 Hazard Codes: F, Xi Precautionary Statements: P210-P261-P280-P305+P351+P338-P405-P501 Flash Point: Not applicable Risk Codes: 11-36/37/38 Safety Statements: 26-36/37/39 RTECS Number: WW5505000 Transport Information: UN 3089 4.1 / PGII WGK Germany: nwg GHS Pictogram: Image,Image

Chemical Identifiers Linear Formula: Ta Pubchem CID: 23956 MDL Number: MFCD00011252 EC No.: 231-135-5 Beilstein/Reaxys No.: N/A SMILES: [Ta] InchI Identifier: InChI=1S/Ta InchI Key: GUVRBAGPIYLISA-UHFFFAOYSA-N