1. Home
  2. Water
  3. Water Chemicals
  4. Thallium

Thallium

CAS Number

7440-28-0

Synonym

Ramor

Occurrence/Use

Manufacture of electronic devices, semiconductors, special glass; medicine (cardiac imaging). Formerly used as rat and ant poison; this use has been banned in the US since 1972. Not produced in the US since 1984.

More information about Thallium
Thallium

California Public Health Goals Data

Health Risk Category: 
Integumentary toxicity (causes hair loss)
Public Health Goal (mg/L): 
0.0001
Public Health Goal - Download: 
Cancer Risk at PHG: 
n/a
MCL value (mg/L): 
0.002
Cancer Risk at MCL: 
n/a
Last PHG Revision : 
2004
California PHG Comments: 
Update Date: 
11/16/2004