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Hafnium

Catalog No. 266760 Name Sigma Aldrich
CAS Number 7440-58-6 Website http://www.sigmaaldrich.com
M. F. Hf Telephone 1-800-521-8956
M. W. 178.49 Fax
Purity 99.5% trace metals basis (purity excludes ~2% zirconium) Email
Storage Chembase ID: 110056

SYNONYMS

Title
IUPAC name
hafnium
IUPAC Traditional name
hafnium

DATABASE IDS

CAS Number 7440-58-6
EC Number 231-166-4
PubChem SID 24856158
MDL Number MFCD00011032

PROPERTIES

Empirical Formula (Hill Notation) Hf
Particle Size +20 mesh
Purity 99.5% trace metals basis (purity excludes ~2% zirconium)
Apperance sponge
Boiling Point 4602 °C(lit.)
Density 13.3 g/cm3(lit.)
Melting Point 2227 °C(lit.)
Resistivity 29.6 μΩ-cm0°C
European Hazard Symbols Flammable Flammable (F)
European Hazard Symbols Harmful Harmful (Xn)
MSDS Link Download
RID/ADR UN 3178 4.1/PG 3
Risk Statements 11-20/21/22
Safety Statements 16-27-33-36/37/39
Hazard Class 4.1
UN Number 3178
Packing Group 3
German water hazard class -

DETAILS

Description (English)
Packaging
50 g in glass bottle
Description (简体中文)
包装
50 g in glass bottle

REFERENCES