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Barium zirconate

Names

[ CAS No. ]:
12009-21-1

[ Name ]:
Barium zirconate

[Synonym ]:
BARIUM ZIRCONIUM OXIDE
bariumzirconiumtrioxide
EINECS 234-546-8
zirconate,barium
zirconate(zro32-),barium(1:1)
BARIUM ZIRCONATE,POWDER
MFCD00014189
bariumzirconium(iv)oxide

Chemical & Physical Properties

[ Density]:
5.52 g/mL at 25 °C(lit.)

[ Melting Point ]:
2500°C

[ Molecular Formula ]:
BaO3Zr

[ Molecular Weight ]:
276.54900

[ Exact Mass ]:
275.79500

[ PSA ]:
63.19000

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
CR0875000
CHEMICAL NAME :
Barium zirconium(IV) oxide
CAS REGISTRY NUMBER :
12009-21-1
LAST UPDATED :
199712
DATA ITEMS CITED :
27
MOLECULAR FORMULA :
Ba.O3-Zr
MOLECULAR WEIGHT :
276.56
WISWESSER LINE NOTATION :
.BA. ZR-O2

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 :
1980 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 24,131,1963
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
420 mg/kg
TOXIC EFFECTS :
Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 24,131,1963 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
15 mg/m3/7H/32W-I
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - changes in pulmonary vascular resistance Lungs, Thorax, or Respiration - fibrosis, focal (pneumoconiosis) Lungs, Thorax, or Respiration - pleural thickening
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 24,131,1963
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
15 mg/m3/7H/32W-I
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - changes in pulmonary vascular resistance Lungs, Thorax, or Respiration - fibrosis, focal (pneumoconiosis) Lungs, Thorax, or Respiration - pleural thickening
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 24,131,1963
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - hamster
DOSE/DURATION :
15 mg/m3/7H/32W-I
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - changes in pulmonary vascular resistance Lungs, Thorax, or Respiration - fibrosis, focal (pneumoconiosis) Lungs, Thorax, or Respiration - pleural thickening
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 24,131,1963 *** REVIEWS *** ACGIH TLV-TWA 0.5 mg(Ba)/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-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

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H302-H332

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xn:Harmful;

[ Risk Phrases ]:
R20/22

[ Safety Phrases ]:
S28

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
1

[ RTECS ]:
CR0875000

Articles

Preparation of nanosized barium zirconate powder by thermal decomposition of urea in an aqueous solution containing barium and zirconium, and by calcination of the precipitate. Boschini F,et al.

J. Eur. Ceram. Soc. 23(16) , 3035-3042, (2003)

Synthesis and sintering of large batches of barium zirconate nanopowders. Sin A, et al.

J. Am. Ceram. Soc. 85(8) , 1928-1932, (2002)


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