*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : XL1550000
CHEMICAL NAME           : Thiocyanic acid, mercury(II) salt
CAS REGISTRY NUMBER     : 592-85-8
LAST UPDATED            : 199712
DATA ITEMS CITED        : 28
MOLECULAR FORMULA       : C2-N2-S2.Hg
MOLECULAR WEIGHT        : 316.75
WISWESSER LINE NOTATION : SCN 2 &-HG-
SYNONYMS/TRADE NAMES :
   * Mercuric sulfocyanate
   * Mercuric sulfocyanide
   * Mercuric thiocyanate
   * Mercury, bis(thiocyanato)-
   * Mercury dithiocyanate
   * Mercury(II)thiocyanate
   * Thiocyanic acid, mercury(2+) salt
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 46 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
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: 25(7),27,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 685 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
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: 25(7),27,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 24500 ug/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
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: 25(7),27,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 3500 ug/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
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: 25(7),27,1981

                              *** 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 - 82902
       No. of Facilities: 200 (estimated)
       No. of Industries: 2
       No. of Occupations: 3
       No. of Employees: 1578 (estimated)
   
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - 82902
       No. of Facilities: 317 (estimated)
       No. of Industries: 2
       No. of Occupations: 3
       No. of Employees: 3569 (estimated)
       No. of Female Employees: 2133 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY

 
                            *** END OF RECORD ***