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Testing Status of Asbestos, amosite 10761-X


CASRN: 12172-73-5

Synonyms/Common Names

  • Asbestos, grunerite

Known Uses

Asbestos-cement building products. Fire-resistant insulation products. 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)

Short-Term Toxicity

  • 13-Week (Dosed-Feed)  (C60253A)  Completed 
    • Rats: F344/N

Long-Term Carcinogenicity

  • 2-Year (Dosed-Feed)  (C60253A)  Completed 
    • TR-279 (NIH Number: 91-2535)  (Peer Review Approval 09/22/1982A )
      Toxicology and Carcinogenesis Studies of Amosite Asbestos (CASRN 12172-73-5) in F344/N Rats (Feed Studies)
    • Rats: F344/N
    • Carcinogenesis Results
      • Male Rats Negative 
      • Female Rats Negative 
    • Dose: 0, 1 %/250 PER GROUP.
  • 2-Year (Dosed-Feed)  (C60253B)  Completed 
    • TR-249 (NIH Number: 84-2505)  (Peer Review Approval 06/23/1981A )
      Lifetime Carcinogenesis Studies of Amosite Asbestos (CASRN 12172-73-5) in Syrian Golden Hamsters (Feed Studies)
    • Hamsters: Syrian Golden
    • Carcinogenesis Results
      • Male Hamsters Negative 
      • Female Hamsters Negative 
    • Dose: 0, 1 %/250 PER GROUP.