Skip to Main Navigation
Skip to Page Content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Testing Status of Tremolite 10766-S

 

CASRN: 14567-73-8

Formula: Ca.4H2-O3-Si.5/2Mg

Synonyms/Common Names

  • Actinolite
  • Nonfibrous tremolite cleavage fragments

Known Uses

In acid-resisting applications, ceramics, and paint; formerly in cement pipe. Associated with tobacco: reported either as a natural component of tobacco, pyrolysis product (in tobacco smoke), or additive for one or more types of tobacco products.

Chemical Properties

Toxicity Effects (HSDB)

Long-Term Carcinogenicity

  • 2-Year (Dosed-Feed)  (C08991)  Completed 
    • TR-277 (NIH Number: 90-2531)  (Peer Review Approval 09/22/1982A )
      Toxicology and Carcinogenesis Studies of Tremolite (CASRN 14567-73-8) in F344/N Rats (Feed Studies)
    • Rats: F344/N
    • Carcinogenesis Results
      • Male Rats Negative 
      • Female Rats Negative 
    • Dose: 0, 1 %/250 PER GROUP.