Thallous carbonate
[CAS# 6533-73-9]

Identification

• Classification: Inorganic chemical industry >> Inorganic salt >> Carbides and carbonates
• Name: Thallous carbonate
• Synonyms: Dithallium carbonate; Thallium carbonate
• Molecular Formula: Tl₂CO₃
• Molecular Weight: 468.78
• CAS Registry Number: 6533-73-9 (29809-42-5)
• EC Number: 229-434-0

Properties

• Density: 7.24 g/cm^3*
• Melting point: 272 ºC^**

^* Tranquard, Aymond; Comptes Rendus des Seances de l'Academie des Sciences, Serie C: Sciences Chimiques 1967, V264(13), P1111-14.

^** "International Chemical Safety Cards" data were obtained from the National Institute for Occupational Safety and Health (US)

Safety Data

• Hazard Symbols: T+;N
• Risk Codes: R24;R26/28;R33;R51/53
• Safety Description: S13;S28;S36/37;S45;S61

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Chronic hazardous to the aquatic environment	Aquatic Chronic	2	H411
Acute toxicity	Acute Tox.	2	H300
Acute toxicity	Acute Tox.	2	H330
Specific target organ toxicity - repeated exposure	STOT RE	2	H373
Acute toxicity	Acute Tox.	2	H310

• Transport Information: UN 1707 6.1 / PGII