* Mercurous oxide (Hg2O)
* Mercury oxide black
* Quecksilberoxid
*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : OW8700000
CHEMICAL NAME : Mercury(I) oxide
CAS REGISTRY NUMBER : 15829-53-5
LAST UPDATED : 199712
DATA ITEMS CITED : 23
MOLECULAR FORMULA : Hg2-O
MOLECULAR WEIGHT : 417.18
WISWESSER LINE NOTATION : .HG..O
SYNONYMS/TRADE NAMES :
* Mercurous oxide (Hg2O)
* Mercury oxide black
* Quecksilberoxid
*** REVIEWS ***
ACGIH TLV-TWA 0.025 mg(Hg)/m3 (skin)
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
ACGIH TLV-Not classifiable as a human carcinogen
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 ***
MSHA STANDARD-air:TWA 0.05 mg(Hg)/m3
DTLWS* "Documentation of the Threshold Limit Values for Substances in
Workroom Air," Supplements. For publisher information, see 85INA8.
Volume(issue)/page/year: 3,22,1973
*** OCCUPATIONAL EXPOSURE LIMITS ***
OEL-AUSTRALIA:TWA 0.05 mg(Hg)/m3;Skin JAN 1993
OEL-BELGIUM:TWA 0.05 mg(Hg)/m3;Skin JAN 1993
OEL-DENMARK:TWA 0.05 mg(Hg)/m3 JAN 1993
OEL-FINLAND:TWA 0.05 mg(Hg)/m3 JAN 1993
OEL-FRANCE:TWA 0.05 mg(Hg)/m3 JAN 1993
OEL-GERMANY:TWA 0.01 ppm (0.1 mg(Hg)/m3) JAN 1993
OEL-HUNGARY:TWA 0.02 mg(Hg)/m3;STEL 0.04 mg(Hg)/m3 JAN 1993
OEL-JAPAN:TWA 0.05 mg(Hg)/m3 JAN 1993
OEL-THE NETHERLANDS:TWA 0.05 mg(Hg)/m3;STEL 0.15 mg(Hg)/m3 JAN 1993
OEL-THE PHILIPPINES:TWA 0.05 mg(Hg)/m3 JAN 1993
OEL-POLAND:TWA 0.01 mg(Hg)/m3 JAN 1993
OEL-RUSSIA:TWA 0.05 mg(Hg)/m3;STEL 0.01 mg(Hg)/m3 JAN 1993
OEL-SWEDEN:TWA 0.05 mg(Hg)/m3 JAN 1993
OEL-THAILAND:STEL 0.05 mg(Hg)/m3 JAN 1993
OEL-UNITED KINGDOM:TWA 0.05 mg(Hg)/m3;STEL 0.15 mg(Hg)/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 MERCURY, ARYL AND INORGANIC-air:CL 0.1 mg/m3 (Sk)
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 - 81010
No. of Facilities: 53 (estimated)
No. of Industries: 2
No. of Occupations: 2
No. of Employees: 147 (estimated)
*** STATUS IN U.S. ***
EPA TSCA Section 8(b) CHEMICAL INVENTORY
*** END OF RECORD ***
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