Exposure Standards
Beryllium and compounds
SUBSTANCE NAME: Beryllium and compounds
CAS Number: 7440-41-7
Exposure Standard:
TWA: - ppm 0.002 mg/m3
STEL: - ppm - mg/m3
Carcinogen category notice: Category 2. Probable
human carcinogen for which there is sufficient evidence to provide a
strong presumption that human exposure might result in the development
of cancer. This evidence is generally based on appropriate long term
animal studies, limited epidemiological evidence or other relevant
information. See Chapter 13: Guidance Note on the Interpretation of
Exposure Standards for Atmospheric Contaminants in the Occupational
Environment, published by Worksafe Australia.
Documentation notice.
American Conference of Governmental Industrial Hygienists (ACGIH),
Documentation of Threshold Limit Values and Biological Exposure
Indices, 6th Edition, ACGIH, Cincinatti, Ohio, 1991
No standard should be applied without reference to the Guidance
Note on the Interpretation of Exposure Standards for Atmospheric
Contaminants in the Occupational Environment
[NOHSC:3008(1995)], and to the related documentation.
Footnotes:
Documentation notice Documentation
for the majority of substances can be found in the American Conference
of Governmental Indistrial Hygienists' (ACGIH) documentation of the
threshold limit values and biological exposure indices - users should
refer to the ACGIH documentation cited.
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