*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : MG2360000
CHEMICAL NAME : Gypsum
CAS REGISTRY NUMBER : 13397-24-5
LAST UPDATED : 199710
DATA ITEMS CITED : 19
MOLECULAR FORMULA : O4-S.Ca.2H2-O
MOLECULAR WEIGHT : 172.18
COMPOUND DESCRIPTOR : Tumorigen
Human
SYNONYMS/TRADE NAMES :
* GIPS
* Gypsite
* Gypsum
* Gypsum stone
* Landplaster
* Phosphogypsum
*** HEALTH HAZARD DATA ***
** ACUTE TOXICITY DATA **
TYPE OF TEST : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Human
DOSE/DURATION : 194 gm/m3/10Y-I
TOXIC EFFECTS :
Sense Organs and Special Senses (Olfaction) - effect, not otherwise
specified
Lungs, Thorax, or Respiration - fibrosing alveolitis
Lungs, Thorax, or Respiration - other changes
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and
Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
V.1-36, 1957-1992. For publisher information, see MTPEEI
Volume(issue)/page/year: 11(10),23,1967
** TUMORIGENIC DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 450 mg/kg/3W-I
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria
Tumorigenic - tumors at site of application
REFERENCE :
ZHPMAT Zentralblatt fuer Bakteriologie, Parasitenkunde,
Infektionskrankheiten und Hygiene, Abteilung 1: Originale, Reihe B: Hygiene,
Krankenhaushygiene, Betriebshygiene, Praeventive Medizin. (Stuttgart, Fed.
Rep. Ger.) V.155-169, 1971-1979. For publisher information, see ZAOMDC.
Volume(issue)/page/year: 162,467,1976
*** U.S. STANDARDS AND REGULATIONS ***
OSHA PEL (Gen Indu):8H TWA 15 mg/m3, total dust
CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt.
of Documents, Washington, DC 20402) Volume(issue)/page/year:
29,1910.1000,1994
OSHA PEL (Gen Indu):8H TWA 5 mg/m3, respirable fraction
CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt.
of Documents, Washington, DC 20402) Volume(issue)/page/year:
29,1910.1000,1994
OSHA PEL (Construc):8H TWA 15 mg/m3, total dust
CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt.
of Documents, Washington, DC 20402) Volume(issue)/page/year:
29,1926.55,1994
OSHA PEL (Construc):8H TWA 5 mg/m3, respirable fraction
CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt.
of Documents, Washington, DC 20402) Volume(issue)/page/year:
29,1926.55,1994
OSHA PEL (Shipyard):8H TWA 15 mg/m3, total dust
CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt.
of Documents, Washington, DC 20402) Volume(issue)/page/year:
29,1915.1000,1993
OSHA PEL (Shipyard):8H TWA 5 mg/m3, respirable fraction
CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt.
of Documents, Washington, DC 20402) Volume(issue)/page/year:
29,1915.1000,1993
*** OCCUPATIONAL EXPOSURE LIMITS ***
OEL-FRANCE:TWA 10 mg/m3 JAN 1993
OEL-UNITED KINGDOM:TWA 10 mg/m3 JAN 1993
OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV
OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV
*** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***
NIOSH RECOMMENDED EXPOSURE LEVEL (REL) :
NIOSH REL TO GYPSUM, respirable fraction-air:10H TWA 5 mg/m3
REFERENCE :
NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of
Health, Education, and Welfare, Reports and Memoranda.
Volume(issue)/page/year: DHHS #92-100,1992
NIOSH RECOMMENDED EXPOSURE LEVEL (REL) :
NIOSH REL TO GYPSUM, total dust-air:10H TWA 10 mg/m3
REFERENCE :
NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of
Health, Education, and Welfare, Reports and Memoranda.
Volume(issue)/page/year: DHHS #92-100,1992
NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
NOHS - National Occupational Hazard Survey (1974)
NOHS Hazard Code - 90980
No. of Facilities: 5045 (estimated)
No. of Industries: 40
No. of Occupations: 73
No. of Employees: 137347 (estimated)
NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - X6990
No. of Facilities: 883 (estimated)
No. of Industries: 10
No. of Occupations: 13
No. of Employees: 7865 (estimated)
No. of Female Employees: 1279 (estimated)
NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - 90980
No. of Facilities: 8667 (estimated)
No. of Industries: 43
No. of Occupations: 53
No. of Employees: 134487 (estimated)
No. of Female Employees: 2851 (estimated)
*** STATUS IN U.S. ***
EPA TSCA Section 8(d) unpublished health/safety studies
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998
*** END OF RECORD ***
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