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  8. Tantalum powder, -325 mesh, Puratronic™, 99.97% (metals basis), Nb 50ppm

Tantalum powder, -325 mesh, Puratronic™, 99.97% (metals basis), Nb 50ppm

Catalog No. AA1034588
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AA1034588 2.5 g
AA1034514 25 g
AA1034522 100 g
AA1034536 500 g
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Catalog No. AA1034588 Supplier Thermo Scientific Chemicals Supplier No. 01034588
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Description

CAS: 7440-25-7 | Ta | 180.95 g/mol

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 Formula Ta
Molecular Weight (g/mol) 180.95
MDL Number MFCD00011252
InChI Key GUVRBAGPIYLISA-UHFFFAOYSA-N
Synonym tantalum, elemental, hydride, tantalum-181, tantalum, metal and oxide dust, tantal, tantalum, metal, powder, foil, wire, rod
PubChem CID 23956
ChEBI CHEBI:33348
IUPAC Name tantalum
SMILES [Ta]

Specifications

Color Black to Gray
Appearance Gray to black powder
Quantity 2.5 g
Mesh Size -325 Mesh
Odor Odorless
Form Powder
Assay Percent Range 99.97% (Metals basis, Nb 50ppm)
Chemical Name or Material Tantalum

Safety and Handling

Hazard Category H228-H315-H319-H335
Precautionary Statement P210-P240-P241-P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P370+P378q-P501c
DOTInformation DOT Class: 4.1, Packaging Group: II
EINECSNumber 231-135-5
RTECSNumber WW5505000
TSCA Yes
Recommended Storage Ambient temperatures

RUO – Research Use Only