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MSDS  : Sulfuric acid, calcium salt (11)
CAS  : 7778-18-9
SYNONYMS  : * Anhydrous calcium sulfate * Calcium sulfate * Crysalba * Drierite * GIBS * Thiolite
*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER : WS6920000
CHEMICAL NAME : Sulfuric acid, calcium salt (1:1)
CAS REGISTRY NUMBER : 7778-18-9
OTHER CAS REGISTRY NOS. : 23296-15-3
LAST UPDATED : 199712
DATA ITEMS CITED : 20
MOLECULAR FORMULA : Ca.O4-S
MOLECULAR WEIGHT : 136.14
SYNONYMS/TRADE NAMES :
* Anhydrous calcium sulfate
* Calcium sulfate
* Crysalba
* Drierite
* GIBS
* Thiolite

*** REVIEWS ***

ACGIH TLV-TWA 10 mg/m3, Inhalable particulate
DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
(BEIs) booklet issues by American Conference of Governmental Industrial
Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year:
TLV/BEI,1997

*** U.S. STANDARDS AND REGULATIONS ***

EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION
FEREAC Federal Register. (U.S. Government Printing Office, Supt. of
Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year:
54,7740,1989

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-AUSTRALIA:TWA 10 mg/m3 JAN 1993

OEL-BELGIUM:TWA 10 mg/m3 JAN 1993

OEL-UNITED KINGDOM:TWA 10 mg/m3 (total dust) JAN 1993

OEL-UNITED KINGDOM:TWA 5 mg/m3 (resp. dust) 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 CALCIUM SULFATE, respirable fraction-air: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 CALCIUM SULFATE, 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 - 80244
No. of Facilities: 20643 (estimated)
No. of Industries: 155
No. of Occupations: 105
No. of Employees: 243889 (estimated)

NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - 80244
No. of Facilities: 10251 (estimated)
No. of Industries: 76
No. of Occupations: 92
No. of Employees: 209809 (estimated)
No. of Female Employees: 25489 (estimated)

*** STATUS IN U.S. ***

EPA TSCA Section 8(b) CHEMICAL INVENTORY

EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998


*** END OF RECORD ***
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Sulfuric acid, fuming 8014-95-7
Sulfuric acid, alkyl(C12-15) ester, sodium salt 8014-95-7
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Sulfuric acid, aluminum potassium salt (211),dodecahydrate 7784-24-9
Sulfuric acid, aluminum salt 10124-29-5
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Sulfuric acid, bis(3-methylbutylamine) salt 102395-94-8
Sulfuric acid, bis(3-methylpentylamine) salt 73200-65-4
Sulfuric acid, bis(4-methylpentylamine) salt 73200-64-3
Sulfuric acid, bis(2-methylpropylamine) salt 10498-22-3
Sulfuric acid, bismuth(3+) salt (32) 7787-68-0
Sulfuric acid, calcium salt (11) 7778-18-9

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