Tantalum powder, -100 mesh, Puratronic™, 99.98% (metals basis), Nb 50ppm, Thermo Scientific Chemicals

Product Code	Brand	Quantity
15475935	Thermo Scientific Alfa Aesar 010344.88	2.5 g
11395778	Thermo Scientific Alfa Aesar 010344.14	25 g
11315788	Thermo Scientific Alfa Aesar 010344.22	100 g

Description

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Chemical Identifiers

• CAS: 7440-25-7
• Molecular Weight (g/mol): 180.95
• InChI Key: GUVRBAGPIYLISA-UHFFFAOYSA-N
• PubChem CID: 23956
• IUPAC Name: tantalum

• Molecular Formula: Ta
• MDL Number: MFCD00011252
• Synonym: tantalum, elemental, hydride, tantalum-181, tantalum, metal and oxide dust, tantal, tantalum, metal, powder, foil, wire, rod
• ChEBI: CHEBI:33348
• SMILES: [Ta]

Specifications

• Color: Black to Gray
• Appearance: Gray to black powder
• Molecular Formula: Ta
• Synonym: tantalum, elemental, hydride, tantalum-181, tantalum, metal and oxide dust, tantal, tantalum, metal, powder, foil, wire, rod
• SMILES: [Ta]
• Molecular Weight (g/mol): 180.95
• ChEBI: CHEBI:33348
• Form: Powder

• CAS: 7440-25-7
• Assay Percent Range: 99.98% (Metals basis)
• MDL Number: MFCD00011252
• InChI Key: GUVRBAGPIYLISA-UHFFFAOYSA-N
• IUPAC Name: tantalum
• PubChem CID: 23956
• Odor: Odorless
• Chemical Name or Material: Tantalum

Safety and Handling

H228-H315-H319-H335: Flammable solid. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

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RUO – Research Use Only