RTECS NUMBER : RO4375000
CHEMICAL NAME : 7-Oxa-8-mercurabicyclo(4.2.0)octa-1,3,5-triene,
5-methyl-2-nitro-
CAS REGISTRY NUMBER : 133-58-4
LAST UPDATED : 199712
DATA ITEMS CITED : 23
MOLECULAR FORMULA : C7-H5-Hg-N-O3
MOLECULAR WEIGHT : 351.72
COMPOUND DESCRIPTOR : Drug
SYNONYMS/TRADE NAMES :
* Mercury, (2-methyl-5-nitrophenolato(2-)-C(sup 6),O(sup 1))-
* Metaphen
* 5-Methyl-2-nitro-7-oxa-8-mercurabicyclo(4.2.0)octa-1,3,5-triene
* 4-Nitro-5-hydroxymercuriorthocresol
* Nitromersol
* Nitromersol solution
*** HEALTH HAZARD DATA ***
** ACUTE TOXICITY DATA **
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 3 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JAPMA8 Journal of the American Pharmaceutical Association, Scientific
Edition. (Washington, DC) V.29-49, 1940-60. For publisher information, see
JPMSAE. Volume(issue)/page/year: 38,270,1949
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Mammal - dog
DOSE/DURATION : 3500 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams &
Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10-
Volume(issue)/page/year: 44,423,1932
*** REVIEWS ***
ACGIH TLV-TWA 0.01 mg(Hg)/m3; STEL 0.03 mg/m3
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, ORGANO-air:TWA 0.01 mg/m3;STEL 0.03 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 - 82826
No. of Facilities: 113 (estimated)
No. of Industries: 4
No. of Occupations: 1
No. of Employees: 205 (estimated)
*** END OF RECORD ***
ALL Chemical Property And Toxicity Analysis PAGES IN THIS GROUP