Germanium Lump CAS #: 7440-56-4

Synonyms GF10509555, GF27109706, GF76410862, GF89970766, GF78002737, GF78252576, GF42632883, GF65225123, GF53141060

Molecular Weight: 72.61 Appearance: Black Lump Melting Point: 937.4 °C Boiling Point: 2830 °C Density: 5.323 g/cm3 Solubility in H2O: N/A Poisson's Ratio: 0.26 Young's Modulus: 103 GPa Vickers Hardness: N/A Tensile Strength: N/A Thermal Conductivity: 0.602 W/cm/K @ 302.93 K Thermal Expansion: 6.0 µm/(m·K) Electrical Resistivity: microhm-cm @ 20 °C Electronegativity: 1.8 Paulings Specific Heat: 0.077 Cal/g/K @ 25 °C Heat of Fusion: 8.3 Cal/gm mole Heat of Vaporization: 68 K-cal/gm atom at 2830 °C

Health & Safety Information Signal Word: N/A Hazard Statements: N/A Hazard Codes: N/A Precautionary Statements: P261-P305 + P351 + P338 Flash Point: Not applicable Risk Codes: N/A Safety Statements: N/A RTECS Number: LY5200000 Transport Information: NONH WGK Germany: 3

Chemical Identifiers Linear Formula: Ge Pubchem CID: 6326954 MDL Number: MFCD00085310 EC No.: 231-164-3 Beilstein/Reaxys No.: N/A SMILES: [Ge] InchI Identifier: InChI=1S/Ge InchI Key: GNPVGFCGXDBREM-UHFFFAOYSA-N