- Summary,
French
version
-
- On this page :
Calcium Carbonate by Edouard Bastarache,
Carbonate
de Calcium par Édouard
Bastarache
-
-
CALCIUM
CARBONATE
by
Edouard Bastarache
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-
-
- Identification
and Uses :
-
- CAS Number :
471-34-1
- Molecular formula :
CaCO3
-
- Uses and
emission sources :
-
- -Paper fabrication,
- -Plastic fabrication,
- -Ceramics.
-
- Toxicology
:
-
- This product is absorbed by
the respiratory tract.
-
- I-Acute Exposure
:
-
- A-Inhalation :
- Excessive concentrations of
this nuisance dust may cause coughing, sneezing and
irritation of the nasal mucosal membranes.
-
- B-Ingestion :
- Not toxic.
-
- C-Skin Contact :
- Skin overexposure does not
represent a health hazard.
-
- D-Ocular Contact :
- There is no information
available but dusts could cause mecanical irritation.
-
- II-Chronic Exposure :
-
- Excessive doses by ingestion
may cause alcalosis and hyperkaliemia.
-
- Effects on Development
:
- No data concerning any
antenatal developmental effect has been found in the
consulted documentary sources.
-
- Carcinogenic Effects :
- No data concerning any
carcinogenic effect has been found in the consulted
documentary sources.
-
- Mutagenic Effects :
- No data concerning any
mutagenic in vivo or in vitro effect on cells of
mammals has been found in the consulted documentary
sources.
-
- First Aid
:
-
- I-Inhalation :
-
- Move the worker to fresh
air. Seek medical care if the individual presents
respiratory problems.
-
- II-Ingestion :
-
- If large amounts are
ingested, give water to drink and seek medical
advice.
-
- III-Skin Contact :
-
- Copiously wash the affected
area with water. Ask for medical advice if irritation
develops.
-
- IV-Ocular Contact :
-
- Copiously wash with running
water. Ask for medical advice if irritation
develops.
-
- Québec's
Exposure Limit :
-
- VEMP = 10 mg/m³, as
total dust containing less than 1% crystalline
silica.
-
-
-
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- References
:
- 1-Chemical Hazards of the
Workplace, Proctor & Hughes, last
edition.
- 2-Occupational &
Environmental Medicine, Ladou J., last
edition
- 3-Sax's Dangerous
Properties of Industrial Materials, Lewis C., last
edition.
- 4-Occupational Medicine,
Zenz Carl, last edition.
- 5-Toxicologie
Industrielle et Intoxications Professionnelles,
Lauwerys R.R.
- last
edition
-
-
-
-
|
|
- Edouard
Bastarache M.D.
- (Occupational
& Environmental
Medicine)
-
- Author
of " Substitutions for raw ceramic
materials "
- Tracy,
Québec, CANADA
- edouardb@colba.net
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-
-
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