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7440-28-0

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Basic Information
CAS No.: 7440-28-0
Name: Thallium
Molecular Structure:
Molecular Structure of 7440-28-0 (Thallium)
Formula: Tl
Molecular Weight: 0
Synonyms: Ramor;Thallium element
EINECS:
Density:
Melting Point: 302 C
Boiling Point: 1457 C
Flash Point:
Solubility:
Appearance: silver-grey metal, tarnishing quickly in air
Hazard Symbols: Forms toxic compounds on contact with moisture; keep from skin contact. TLV: (soluble salts) 0.1 mg(Tl)/m3.
Risk Codes:
Safety: Human poison by unspecified route. Human systemic effects by ingestion: nerve or sheath structural changes, extra-ocular muscle changes, sweating, and other effects. Flammable in the form of dust when exposed to heat or flame. Violent reaction with F2. When heated to decomposition it emits toxic fumes of Tl. Used as a rodenticide and fungicide, and in lenses and prisms, in high-density liquids. See also THALLIUM COMPOUNDS and POWDERED METALS.

Analytical Methods:

   

For occupational chemical analysis use NIOSH: Elements (ICP) 7300.

Transport Information:
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