Skip to Content

Key Documents

View All Documentation

545007

Tantalum

powder, 99.99% trace metals basis

Synonym(s):

Ta

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Linear Formula:
Ta
CAS Number:
7440-25-7
Molecular Weight:
180.95
NACRES:
NA.23
PubChem Substance ID:
24878801
UNSPSC Code:
12141741
MDL number:
MFCD00011252
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

vapor pressure

<0.01 mmHg ( 537.2 °C)

Quality Segment

assay

99.99% trace metals basis

form

powder

autoignition temp.

572 °F

reaction suitability

core: tantalum

resistivity

13.5 μΩ-cm, 20°C

bp

5425 °C (lit.)

mp

2996 °C (lit.)

density

16.69 g/cm3 (lit.)

application(s)

metallization

SMILES string

[Ta]

InChI

1S/Ta

InChI key

GUVRBAGPIYLISA-UHFFFAOYSA-N

Application

Tantalum powder, a semiconducting material, is used as a photocatalyst and shows high efficiency in the solar splitting of water. Its biocompatibility makes it useful in the development of medical devices and implants.

Pictograms

Flame
GHS02

Signal Word

Danger

Hazard Codes

H228

Hazard Classifications

Flam. Sol. 1

Storage Class

4.1B - Flammable solid hazardous materials

WGK

nwg

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library