Tantalum

ALDRICH/262846 - powder, −325 mesh, 99.9% trace metals basis

Synonym: Ta

CAS Number: 7440-25-7
Empirical Formula (Hill Notation): Ta
Molecular Weight: 180.95
MDL Number: MFCD00011252
Linear Formula: Ta
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-262846-25G	25 g	$196.00 1/EA	Add To Favorites
45-262846-100G	100 g	$578.00 1/EA	Add To Favorites

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This image depicts SKU: 262846-100G

Properties
Descriptions
Safety Info.
Basic Data

assay	99.9% trace metals basis
autoignition temp.	572 °F
bp	5425 °C (lit.)
density	16.69 g/cm³ (lit.)
form	powder
InChI	1S/Ta
InChI key	GUVRBAGPIYLISA-UHFFFAOYSA-N
mp	2996 °C (lit.)
particle size	−325 mesh
Quality Level	100
resistivity	13.5 μΩ-cm, 20°C
SMILES string	[Ta]
vapor pressure	<0.01 mmHg ( 537.2 °C)

Application:	Employed in the synthesis of metal-rich layered tellurides, TaNi₂Te₂ and TaCo₂Te₂, which possess ideal characteristics for photovoltaic applications, for surface scanning studies, and which may give clean and atomically flat surfaces. Starting material for new edge-bridged octahedral M₆ cluster compounds such as CsErTa₆Cl₁₈, for which electron and stability studies were performed.
Packaging:	25, 100 g in poly bottle

Symbol	GHS02
Signal word	Danger
Hazard statements	H228
Precautionary statements	P210
Hazard Codes	F,Xi
Risk Statements	11-36/37/38
Safety Statements	26-36/37/39
RIDADR	UN 3089 4.1 / PGII
WGK Germany	nwg
Flash Point(F)	Not applicable
Flash Point(C)	Not applicable

Purity	99.9% trace metals basis
bp	5425 °C (lit.)
mp	2996 °C (lit.)
Density	16.69 g/cm³ (lit.)
UNSPSC	12352300

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