The Registry of Toxic Effects of Chemical Substances

Calcium oxide

RTECS #: EW3100000

CAS #: 1305-78-8

UPDATE: November 2004 MW: 56.08 MF: CaO


NOTE:

TABLE OF CONTENTS:
  1. SYNONYMS:
  2. ACUTE TOXICITY DATA:
  3. REVIEWS:
  4. STANDARDS AND REGULATIONS:
  5. NIOSH DOCUMENTATION AND SURVEILLANCE:
  6. STATUS IN FEDERAL AGENCIES:
  7. REFERENCES:

SYNONYMS:

  1. Airlock
  2. BELL cml (E)
  3. Burnt lime
  4. Calcia
  5. Calcium oxide (ACGIH:OSHA)
  6. Caloxol CP2
  7. Caloxol W3
  8. CALX
  9. Calxyl
  10. CML 21
  1. CML 31
  2. Desical P
  3. Lime
  4. Lime, burned
  5. Oxyde de calcium (French)
  6. Quicklime
  7. Rhenosorb C
  8. Rhenosorb F
  9. Wapniowy tlenek (Polish)


SKIN AND EYE IRRITATION DATA AND REFERENCES:

ROUTE/
ORGANISM 		DOSE
EFFECT

 REFERENCE
N/R
 N/R N/R N/R


MUTATION DATA AND REFERENCES:

SYSTEM TEST ROUTE/
ORGANISM/
TISSUE 		DOSE REFERENCE
N/R N/R N/R N/R


REPRODUCTIVE EFFECTS DATA AND REFERENCES:

ROUTE/
ORGANISM 		DOSE
EFFECT

 REFERENCE
N/R
 N/R N/R N/R


TUMORIGENIC DATA AND REFERENCES:

ROUTE/
ORGANISM 		DOSE
EFFECT

 REFERENCE
N/R
 N/R N/R N/R


ACUTE TOXICITY DATA AND REFERENCES:

ROUTE/
ORGANISM 		DOSE
EFFECT

 REFERENCE
intraperitoneal
mouse 		lethal dose (50 percent kill): 3,059 mg/kg N/R VCVN1* -,115,1988


OTHER MULTIPLE DOSE DATA AND REFERENCES:

ROUTE/
ORGANISM 		DOSE
EFFECT

 REFERENCE
N/R
 N/R N/R N/R


REVIEWS:

ORGANIZATION STANDARD
REFERENCE
American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value time-weighted average 2 mg/m3 DTLVS* TLV/BEI,2003


STANDARDS AND REGULATIONS:

ORGANIZATION STANDARD
REFERENCE
Environmental Protection Agency (EPA) Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC 54,7740,1989
Environmental Protection Agency (EPA) Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) 1998 STATUS OF PESTICIDES: Cancelled RBREV* -,325,1998
Mine Safety and Health Administration (MSHA) STANDARD - air time-weighted average 3 mg/m3 DTLVS* 3,36,1971
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (General Industry) 8 hour time-weighted average 5 mg/m3 CFRGBR 29,1910.1000,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Construction) 8 hour time-weighted average 5 mg/m3 CFRGBR 29,1926.55,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Shipyards) 8 hour time-weighted average 5 mg/m3 CFRGBR 29,1915.1000,1993
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Federal Contractors) 8 hour time-weighted average 5 mg/m3 CFRGBR 41,50-204.50,1994
Occupational Exposure Limit - AUSTRALIA time-weighted average 2 mg/m3, JAN1993
Occupational Exposure Limit - AUSTRIA MAK 2 mg/m3, JAN1999
Occupational Exposure Limit - BELGIUM time-weighted average 2 mg/m3, JAN1993
Occupational Exposure Limit - DENMARK time-weighted average 2 mg/m3, JAN1999
Occupational Exposure Limit - FINLAND time-weighted average 2 mg/m3, JAN1999
Occupational Exposure Limit - FRANCE VME 2 mg/m3, JAN1999
Occupational Exposure Limit - GERMANY MAK 5 mg/m3 (total dust), JAN1999
Occupational Exposure Limit - INDIA time-weighted average 2 mg/m3, JAN1993
Occupational Exposure Limit - THE NETHERLANDS MAC-TGG 2 mg/m3, 2003
Occupational Exposure Limit - NORWAY time-weighted average 2 mg/m3, JAN1999
Occupational Exposure Limit - THE PHILIPPINES time-weighted average 5 mg/m3, JAN1993
Occupational Exposure Limit - POLAND MAC(time-weighted average) 2 mg/m3, MAC(short term exposure limit) 6 mg/m3, JAN1999
Occupational Exposure Limit - SWEDEN NGV 2 mg/m3, KTV 5 mg/m3, JAN1999
Occupational Exposure Limit - SWITZERLAND MAK- week 3 mg/m3, KZG- week 4 mg/m3, JAN1999
Occupational Exposure Limit - TURKEY time-weighted average 5 mg/m3, JAN1993
Occupational Exposure Limit - UNITED KINGDOM time-weighted average 2 mg/m3, SEP2000
Occupational Exposure Limit IN ARGENTINA, BULGARIA, COLOMBIA, JORDAN, KOREA American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value;

time-weighted average 2 mg/m3
Occupational Exposure Limit IN NEW ZEALAND, SINGAPORE, VIETNAM American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value
time-weighted average 2 mg/m3


NIOSH DOCUMENTATION AND SURVEILLANCE:

ORGANIZATION STANDARD or SURVEY
REFERENCE
National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Level TO CALCIUM OXIDE-air 10 hour time-weighted average 2 mg/m3 NIOSH* DHHS #95-121,1995
National Occupational Hazard Survey 1974 National Occupational Hazard Survey 1974: Hazard Code: 15755;
Number of Industries 158;
Total Number of Facilities 16,328;
Number of Occupations 114;
Total Number of Employees Exposed 284,781
National Occupational Exposure Survey 1983 National Occupational Exposure Survey 1983: Hazard Code: X9892;
Number of Industries 1;
Total Number of Facilities 9;
Number of Occupations 1;
Total Number of Employees Exposed 104
National Occupational Exposure Survey 1983 National Occupational Exposure Survey 1983: Hazard Code: 15755;
Number of Industries 251;
Total Number of Facilities 38,096;
Number of Occupations 153;
Total Number of Employees Exposed 726,694;
Total Number of Female Employees Exposed 71,548


STATUS IN FEDERAL AGENCIES:

ORGANIZATION
REFERENCE
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA Section 8(d) unpublished health/safety studies
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JANUARY 2001
NIOSH Analytical Method, 1994: Calcium and compounds, 7020
OSHA ANALYTICAL METHOD #ID-125G


REFERENCES:

CODEN
REFERENCE
CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402)
DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996
FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936-
NIOSH* National Institute of Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda.
RBREV* Status of Pesticides in Registration, Reregistration, and Special Review (Rainbow Report), Special Review and Reregistration Division Office of Pesticide Programs U.S. Environmental Protection Agency, 401 M. Street, S.W., Washington, D.C. 20460, Spring 1998
VCVN1* "Vrednie chemichescie veshestva. Neorganicheskie soedinenia elementov I-IV groopp" (Hazardous substances. Inornanic substances containing I-IV group elements), Filov V.A., Chimia, 1988.

Top 50 chemical production: 34.72 billions lbs in 1992, 33.86 billions in 1991

NIOSH PROFILE (CEMENT, MANUFACTURE and USE OF), SRC, 10/77

NIOSH PROFILE (GLASS and CERAMICS MANUFACTURE), SRC, 6/80

NIOSH PROFILE (PULP AND PAPER MILLS), SRI, 2/77

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