hafnium

• ChemBase ID: 110056
• Molecular Formular: Hf
• Molecular Mass: 178.49
• Monoisotopic Mass: 179.94655
• SMILES: [Hf]
• Canonical SMILES: [Hf]
• InChI: InChI=1S/Hf
• InChIKey: VBJZVLUMGGDVMO-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: hafnium
• IUPAC Traditional name: hafnium
• Synonyms: Hafnium foil, 1.0mm (0.04in) thick, annealed; Hafnium foil, 0.25mm (0.01in) thick, annealed; Hafnium wire, 1.57mm (0.0618in) dia; Hafnium, plasma standard solution, Specpure®, Hf 1000 g/ml; Hafnium, plasma standard solution, Specpure®, Hf 10,000 g/ml; Hafnium, AAS standard solution, Specpure®, Hf 1000 g/ml; Hafnium sponge, 0.8-20mm (0.03-0.79in); Hafnium foil, 0.75mm (0.03in) thick; HAFNIUM; Hafnium; Hafnium wire, 0.25mm (0.01in) dia; Hafnium powder, -325 mesh; Hafnium wire, 1.0mm (0.04in) dia; Hafnium powder, -60+325 mesh; Hafnium crystal bar milled chips; Hafnium wire, 0.5mm (0.02in) dia; Hafnium wire, 2.0mm (0.08in) dia; Hafnium pieces, 3-12mm (0.12-0.47in); Hafnium foil, 0.025mm (0.001in) thick; 铪箔, 1.0mm (0.04in) 厚, 退火; 铪箔, 0.25mm (0.01in) 厚; 铪线, 1.57mm (0.0618in) 直径; 铪,等离子标准溶液, Specpure®, Hf 1000®g/ml; 铪,等离子标准溶液, Specpure®, Hf 10,000®g/ml; 铪, AAS标准溶液, Specpure®, Hf 1000 μg/ml; 海绵状铪, 0.8-19mm (0.03-0.75in); 铪箔, 0.75mm (0.03in) 厚; 铪; 铪线, 0.25mm (0.01in) 直径; 铪粉, -325 目; 铪线, 1.0mm (0.04in)直径; 铪粉, -60+325 目; 铪晶棒磨成的条状铪; 铪线, 0.5mm (0.02in) 直径; 铪线, 2.0mm (0.08in) 直径; 铪片, 3-12mm (0.12-0.47in); 铪箔, 0.025mm (0.001in)厚

Database IDs

• CAS Number: 7440-58-6
• EC Number: 231-595-7; 231-166-4
• MDL Number: MFCD00011032
• PubChem SID: 162095944; 24861874; 24856162; 24856159; 24856157; 24856161; 24856158
• PubChem CID: 23986

CALCULATED PROPERTIES

• H Acceptors: 0
• H Donor: 0
• LogD (pH = 5.5): 0.0
• LogD (pH = 7.4): 0.0
• Log P: 0.0
• Molar Refractivity: 0.0 cm^3
• Polarizability: 7.299511 Å^3
• Polar Surface Area: 0.0 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Apperance: ≈0.64g/m; ≈10.28g/m; ≈13.3g/50x80mm; ≈2.6g/m; ≈25.34g/m; ≈3.3g/100x100mm; ≈32.8g/50x50mm, Temper: soft; ≈41.1g/m; ≈6.1g/25x25mm; foil; Liquid; powder; Silver grey sponge; sponge; turnings, crystal bar; wire
• Melting Point: 2227 °C(lit.)
• Boiling Point: 4602 °C(lit.)
• Density: 13.3 g/cm3(lit.)
• Resistivity: 29.6 μΩ-cm0°C

Safety Information

• RTECS: MG4600000
• European Hazard Symbols: Corrosive (C); Flammable (F); Harmful (Xn)
• UN Number: 1326; 3178; UN1789; UN2545
• German water hazard class: -; nwg
• Hazard Class: 4.1; 4.2; 8
• Packing Group: 2; 3; II; III
• Risk Statements: 11; 11-20/21/22; 17; 34; R:10
• Safety Statements: 16-27-33-36/37/39; 23-26-36/37/39-45; 33; 33-60; S:9-16-29
• TSCA Listed: 是
• GHS Pictograms: GHS02; GHS05; GHS07
• GHS Signal Word: Danger
• GHS Hazard statements: H228; H251; H314-H335
• GHS Precautionary statements: P210; P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501A; P280-P235+P410-P420-P407
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• RID/ADR: UN 1326 4.1/PG 2; UN 3178 4.1/PG 3

Product Information

• Purity: ≥99.9% trace metals basis (purity excludes ~2% zirconium); 99.4%; 99.5% (metals basis excluding Zr), Zr nominal 3%; 99.5% (purity excludes ~2% zirconium); 99.5% trace metals basis (purity excludes ~2% zirconium); 99.6% (metals basis excluding Zr), Zr nominal 2-3.5%; 99.6% (metals basis excluding Zr), Zr nominal 3%; 99.7% (metals basis excluding Zr), Zr nominal 3%; 99.7% trace metals basis; 99.9% (metals basis excluding Zr), Zr nominal 2%; 99.95% (metals basis excluding Zr), Zr nominal 3%; 99.97% (metals basis excluding Zr), Zr nominal 3%
• Particle Size: +20 mesh; -325 mesh
• Diameter: 1.0 mm
• Thickness: 0.02 mm; 0.25 mm
• Empirical Formula (Hill Notation): Hf

DETAILS

MP Biomedicals - 05213546

MP Biomedicals Rare Chemical collection

Sigma Aldrich - 266752

Packaging
25 g in poly bottle

Sigma Aldrich - 266809

Packaging
25, 100 g in poly bottle

Sigma Aldrich - 266760

Packaging
50 g in glass bottle

Sigma Aldrich - 266779

Packaging
2 g in rigid mailer
Quantity
2 g = 20 cm

Sigma Aldrich - 356905

Packaging
8.8 g in padded box

Sigma Aldrich - 266795

Quantity
3.8 g = 100 × 150 mm