Chemistry Reference
In-Depth Information
TABLE 7.2 (
Continued
)
Carcinogenicity Classification
American Conference of
Governmental Industrial
Hygienists
International Agency for
the Research on Cancer
National Toxicology
Program
US EPA Integrated Risk
Information System
Chemical Name
CASRN
Nickel
7440-02-0
A1: confirmed human carcinogen
(insoluble inorganic compounds)
A4: not classifiable as a human
carcinogen (soluble inorganic
compounds)
A5: not suspected as a human
carcinogen (elemental)
Group 2B: possibly
carcinogenic to humans
(nickel, metallic and
alloys)
Known to be human
carcinogens (nickel
compounds)
Reasonably
anticipated to be a
human carcinogen
(metallic nickel)
—
Rhodium, metal and
soluble/insoluble
compounds
7440-16-6
A4: not classifiable as a human
carcinogen
—
—
—
Silver
7440-22-4
—
—
—
Group D: not classifiable as
to human carcinogenicity
Thorium-232 and its
decay products
7440-29-1
Group 1: carcinogenic to
humans
—
—
Tin
7440-31-5
A4: not classifiable as a human
carcinogen (organic compounds)
—
—
—
Zinc, elemental
7440-66-6
—
—
Group D: not classifiable as
to human carcinogenicity
