*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : ZH7140000
CHEMICAL NAME           : Zirconium, bis(nitrato-O)oxo-
CAS REGISTRY NUMBER     : 13826-66-9
LAST UPDATED            : 199712
DATA ITEMS CITED        : 23
MOLECULAR FORMULA       : N2-O7-Zr
MOLECULAR WEIGHT        : 231.24
WISWESSER LINE NOTATION : .ZR..N-O3*2.O
SYNONYMS/TRADE NAMES :
   * Bis(nitrato-O)oxozirconium
   * Zirconyl nitrate
 
                       *** 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           : 2500 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
REFERENCE :
   AIHOAX Archives of Industrial Hygiene and Occupational Medicine.  (Chicago,
   IL)  V.1-2(3), 1950.  For publisher information, see AEHLAU.
   Volume(issue)/page/year: 1,637,1950
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1250 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
REFERENCE :
   AIHOAX Archives of Industrial Hygiene and Occupational Medicine.  (Chicago,
   IL)  V.1-2(3), 1950.  For publisher information, see AEHLAU.
   Volume(issue)/page/year: 1,637,1950

                              *** REVIEWS ***
 
   ACGIH TLV-TWA 5 mg(Zr)/m3; STEL 10 mg(Zr)/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

   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 5 mg(Zr)/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:
   3,285,1971

   OSHA PEL (Gen Indu):8H TWA 5 mg(Zr)/m3
   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 5 mg(Zr)/m3
   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 5 mg(Zr)/m3
   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 (Fed Cont):8H TWA 5 mg(Zr)/m3
   CFRGBR Code of Federal Regulations.  (U.S. Government Printing Office, Supt.
   of Documents, Washington, DC 20402)  Volume(issue)/page/year:
   41,50-204.50,1994

                    *** OCCUPATIONAL EXPOSURE LIMITS ***
 
   OEL-AUSTRALIA:TWA 5 mg(Zr)/m3;STEL 10 mg(Zr)/m3 JAN 1993
   
   OEL-BELGIUM:TWA 5 mg(Zr)/m3;STEL 10 mg(Zr)/m3 JAN 1993
   
   OEL-DENMARK:TWA 5 mg(Zr)/m3 JAN 1993
   
   OEL-FINLAND:TWA 5 mg(Zr)/m3 JAN 1993
   
   OEL-GERMANY:TWA 5 mg(Zr)/m3 JAN 1993
   
   OEL-HUNGARY:STEL 5 mg(Zr)/m3 JAN 1993
   
   OEL-THE NETHERLANDS:TWA 5 mg(Zr)/m3 JAN 1993
   
   OEL-THE PHILIPPINES:TWA 5 mg(Zr)/m3 JAN 1993
   
   OEL-SWITZERLAND:TWA 5 mg(Zr)/m3 JAN 1993
   
   OEL-TURKEY:TWA 5 mg(Zr)/m3 JAN 1993
   
   OEL-UNITED KINGDOM:TWA 5 mg(Zr)/m3;STEL 10 mg(Zr)/m3 JAN 1993
   
   OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV
   
   OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV

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

 
                            *** END OF RECORD ***