Hafnium

Alfa Aesar™ Hafnium wire, 0.25mm (0.01 in.) dia., 99.97% (metals basis excluding Zr), Zr nominal 3%

Chemical Name or Material: Hafnium wire CAS: 7440-58-6 Name Note: 0.25mm (0.01 in.) dia. MDL Number: MFCD00011032

Hafnium sponge, 99.6% (metals basis excluding Zr), Alfa Aesar™

Chemical Name or Material: Hafnium CAS: 7440-58-6 Physical Form: Sponge, 0.8-20mm (0.03-0.79 in.) Assay Percent Range: 99.6%, Zr nominal 3% (Metals basis excluding Zr) MDL Number: MFCD00011032

Alfa Aesar™ Hafnium wire, 1.57mm (0.0618 in.) dia., 99.7% (metals basis excluding Zr), Zr nominal 3%

Chemical Name or Material: Hafnium wire CAS: 7440-58-6 Name Note: 1.57mm (0.0618 in.) dia. MDL Number: MFCD00011032

Hafnium carbide, Gray powder, 99.5% (Metals basis excluding Zr), Alfa Aesar™

Chemical Name or Material: Hafnium carbide CAS: 12069-85-1 Physical Form: Powder Assay Percent Range: 99.5% (Metals basis excluding Zr) Molecular Formula: CHf Formula Weight: 190.54 MDL Number: MFCD00016126

Alfa Aesar™ Hafnium powder, -325 mesh, 99.6% (metals basis excluding Zr), Zr nominal 2-3.5%

Chemical Name or Material: Hafnium powder CAS: 7440-58-6 MDL Number: MFCD00011032 UN Number: UN2545

Alfa Aesar™ Hafnium wire, 0.5mm (0.02 in.) dia., 99.95% (metals basis excluding Zr), Zr nominal 3%

Chemical Name or Material: Hafnium wire CAS: 7440-58-6 Name Note: 0.5mm (0.02 in.) dia. MDL Number: MFCD00011032

Alfa Aesar™ Hafnium foil, 1.0mm (0.04 in.) thick, annealed, 99.5% (metals basis excluding Zr), Zr nominal 3%

Chemical Name or Material: Hafnium foil CAS: 7440-58-6 Name Note: 1.0mm (0.04 in.) thick, Annealed, Temper: soft MDL Number: MFCD00011032

Alfa Aesar™ Hafnium foil, 0.025mm (0.001 in.) thick, 99.5% (metals basis excluding Zr), Zr nominal 3%

Chemical Name or Material: Hafnium foil CAS: 7440-58-6 Name Note: 0.025mm (0.001 in.) thick MDL Number: MFCD00011032

Hafnium(IV) chloride, White powder, >98% (Metals basis excluding Zr), Alfa Aesar™

Chemical Name or Material: Hafnium(IV) chloride CAS: 13499-05-3 Physical Form: Powder Assay Percent Range: >98% (Metals basis excluding Zr) Molecular Formula: Cl4Hf Formula Weight: 320.3 MDL Number: MFCD00011034

Alfa Aesar™ Hafnium wire, 1.0mm (0.04 in.) dia., 99.95% (metals basis excluding Zr), Zr nominal 3%

Chemical Name or Material: Hafnium wire CAS: 7440-58-6 Name Note: 1.0mm (0.04 in.) dia. MDL Number: MFCD00011032

Alfa Aesar™ Hafnium powder, -100 mesh, 99.8% (metals basis excluding Zr), Zr nominal <4.5%

Chemical Name or Material: Hafnium CAS: 7440-58-6 MDL Number: MFCD00011032 UN Number: UN2545

Alfa Aesar™ Hafnium powder, -60+325 mesh, 99.6% (metals basis excluding Zr), Zr nominal 2-3.5%

Chemical Name or Material: Hafnium powder CAS: 7440-58-6 MDL Number: MFCD00011032 UN Number: UN2545

Hafnium(IV) oxide, 99% (metals basis excluding Zr), Alfa Aesar™

Chemical Name or Material: Hafnium(IV) oxide CAS: 12055-23-1 Physical Form: -325 Mesh Powder Assay Percent Range: 99% (Metals Basis) Molecular Formula: HfO2 Formula Weight: 210.49 MDL Number: MFCD00003565

Alfa Aesar™ Hafnium wire, 2.0mm (0.08 in.) dia., 99.7% (metals basis excluding Zr), Zr nominal 3%

Chemical Name or Material: Hafnium wire CAS: 7440-58-6 Name Note: 2.0mm (0.08 in.) dia. MDL Number: MFCD00011032

Alfa Aesar™ Hafnium foil, 0.25mm (0.01 in.) thick, annealed, 99.5% (metals basis excluding Zr), Zr nominal 3%

Chemical Name or Material: Hafnium foil CAS: 7440-58-6 Name Note: 0.25mm (0.01 in.) thick, Annealed MDL Number: MFCD00011032

Hafnium(IV) chloride, White powder, 99.9% (Metals basis), Alfa Aesar™

Chemical Name or Material: Hafnium(IV) chloride CAS: 13499-05-3 Physical Form: Powder Assay Percent Range: 99.9% (Metals basis) Molecular Formula: Cl4Hf Formula Weight: 320.3 MDL Number: MFCD00011034

Alfa Aesar™ Hafnium foil, 0.75mm (0.03 in.) thick, 99.5% (metals basis excluding Zr), Zr nominal 3%

Chemical Name or Material: Hafnium foil CAS: 7440-58-6 Name Note: 0.75mm (0.03 in.) thick MDL Number: MFCD00011032

Hafnium(IV) chloride, 99%, -80 mesh, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Hafnium(IV) chloride Name Note: -80 mesh CAS: 13499-05-3 Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: HfCl4 Linear Formula: HfCl4 Formula Weight: 320.29 MDL Number: MFCD00011034

Hafnium dichloride oxide octahydrate, White powder, >98% (Metals basis excluding Zr), Alfa Aesar™

Chemical Name or Material: Hafnium dichloride oxide octahydrate CAS: 14456-34-9 Physical Form: Powder Assay Percent Range: >98% (Metals basis excluding Zr) Molecular Formula: Cl2HfO·8H2O Formula Weight: 409.52; 265.40 (anhydrous) MDL Number: MFCD00150417 Synonym: Hafnium oxychloride

Alfa Aesar™ Hafnium crystal bar milled chips, 99.7% (metals basis excluding Zr), Zr nominal 3%

Chemical Name or Material: Hafnium CAS: 7440-58-6 MDL Number: MFCD00011032

Alfa Aesar™ Hafnium pieces, 3-12mm (0.12-0.47 in.), 99.9% (metals basis excluding Zr), Zr nominal 2%

Chemical Name or Material: Hafnium pieces CAS: 7440-58-6 Name Note: 3 to 12mm (0.12 to 0.47 in.) MDL Number: MFCD00011032

Alfa Aesar™ Hafnium rod, 6.35mm (0.25 in.) dia., 99.9% (metals basis excluding Zr), Zr nominal 3%

Chemical Name or Material: Hafnium rod CAS: 7440-58-6 Name Note: 6.35mm (0.25 in.) dia. MDL Number: MFCD00011032

Hafnium(IV) oxide, 98%, ACROS Organics™

Chemical Name or Material: Hafnium(IV) oxide Name Note: 98% CAS: 12055-23-1 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: HfO2 Linear Formula: HfO2 Formula Weight: 210.49 MDL Number: MFCD00003565

Alfa Aesar™ Hafnium arc-cast pellet, 12mm (0.47 in.) dia., 99.8% (metals basis excluding Zr), Zr nominal 4.5%

Chemical Name or Material: Hafnium arc-cast pellet CAS: 7440-58-6 Name Note: 12mm (0.47 in.) dia. Formula Weight: 178.49 MDL Number: MFCD00011032

Hafnium AA Standard, 1mL = 1mg Hf (1,000ppm Hf) Hf in 3% HNO3 / tr HF, Ricca Chemical

Chemical Name or Material: Hafnium AA Standard CAS: 7732-18-5 CAS Min %: 93.0 CAS Max %: 97.0 CAS: 7697-37-2 CAS Min %: 4.49 CAS Max %: 4.67 CAS: 12055-23-1 CAS Min %: 0.11 CAS Max %: 0.11 CAS: 7664-39-3 CAS Min %: 0.09 CAS Max %: 0.1

Hafnium(IV) oxide, 99.99%, (trace metal basis), ACROS Organics™

Chemical Name or Material: Hafnium(IV) oxide CAS: 12055-23-1 Purity Grade: Trace Metal Basis Assay: 85% (Hf typical) Assay Percent Range: 99.99% Molecular Formula: HfO2 Linear Formula: HfO2 Formula Weight: 210.49

Hafnium(IV) fluoride 98%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Hafnium(IV) fluoride Assay: ≥97.5% (ex fluor) Assay Percent Range: 98% Molecular Formula: F4 Hf Linear Formula: HfF4 Formula Weight: 254.48 MDL Number: MFCD00016127

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