Tantalum powder, APS ^=2 micron, 99.9% (metals basis)

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.

Specifications

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]

• Color: Black
• Quantity: 5 g
• UN Number: UN3089
• Percent Purity: 99.9%
• Odor: Odorless
• Particle Size: APS ≈2 Micron
• Form: Powder
• Assay: (metals basis)
• Chemical Name or Material: Tantalum powder

Safety and Handling

Hazard Category	H228-H315-H319-H335
Hazard Statement	GHS H Statement H228-H315-H319-H335 Flammable solid. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statement	P210-P240-P241-P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P370+P378q-P501c
DOTInformation	Transport Hazard Class: 4.1; Packing Group: II; Proper Shipping Name: METAL POWDERS, FLAMMABLE, N.O.S.
EINECSNumber	231-135-5
RTECSNumber	WW5505000
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only