266752

Hafnium

powder, −325 mesh, 99.5% trace metals basis (purity excludes ~2% zirconium), contains 1:10 pentanol to water solution as stabilizer

• Synonym(s): Celtium, Hafnium element
• Linear Formula: Hf
• CAS Number: 7440-58-6
• Molecular Weight: 178.49
• NACRES: NA.23
• PubChem Substance ID: 24856157
• UNSPSC Code: 12352300
• EC Number: 231-166-4
• MDL number: MFCD00011032

Properties

• assay: 99.5% trace metals basis (purity excludes ~2% zirconium)
• form: powder
• contains: 1:10 pentanol to water solution as stabilizer
• resistivity: 29.6 μΩ-cm, 0°C
• particle size: −325 mesh
• bp: 4602 °C (lit.)
• mp: 2227 °C (lit.)
• density: 13.3 g/cm³ (lit.)
• SMILES string: [Hf]
• InChI: 1S/Hf
• InChI key: VBJZVLUMGGDVMO-UHFFFAOYSA-N

Description

Safety Information

• Pictograms: GHS02
• Signal Word: Danger
• Hazard Codes: H228,H250
• Precautionary Statements: P210 - P222 - P231 + P232 - P233 - P240 - P370 + P378
• Hazard Classifications: Flam. Sol. 1 - Pyr. Sol. 1
• Storage Class: 4.2 - Pyrophoric and self-heating hazardous materials
• WGK: WGK 3
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable