tantalum

CAS 7440-25-7 Ta MW 180.9000 Warning
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Emergency: 911 | Poison Control: 1-800-222-1222

Hazard Statements

CodeStatementHazard Class
H302 Harmful if swallowed Acute toxicity, oral
H320 Causes eye irritation Serious eye damage/eye irritation
H335 May cause respiratory irritation Specific target organ toxicity, single exposure; Respiratory tract irritation

Precautionary Statements

CodeStatement
P261 Avoid breathing dust/fume/gas/mist/vapors/spray.
P264 Wash hands [and ...] thoroughly after handling.
P264+P265 Wash hands [and ...] thoroughly after handling. Do not touch eyes.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
P301+P317 IF SWALLOWED: Get medical help.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do - continue rinsing.
P319 Get medical help if you feel unwell.
P330 Rinse mouth.
P337+P317 If eye irritation persists: Get medical help.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
P501 Dispose of contents/container to ...

Physical Properties

Steel-blue to gray solid or black, odorless powder.

Boiling Point9797°F
Vapor Pressure0 mmHg (approx)
Specific Gravity16.65 (metal) 14.40 (powder)

Synonyms

tantalum metal: Tantalum-181. Synonyms of other tantalum dusts (including oxide dusts) vary depending upon the specific compound.

Data Sources

Disclaimer: This information is compiled from public regulatory databases for reference only. It does not replace the manufacturer's Safety Data Sheet (SDS). Always consult the official SDS for your specific product before handling chemicals.

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