lead silicofluoride

Modify Date: 2024-01-02 17:56:10

lead silicofluoride Structure
lead silicofluoride structure
Common Name lead silicofluoride
CAS Number 25808-74-6 Molecular Weight 349.27600
Density N/A Boiling Point 19.5ºC at 760 mmHg
Molecular Formula F6PbSi Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name lead hexafluorosilicate
Synonym More Synonyms

 Chemical & Physical Properties

Boiling Point 19.5ºC at 760 mmHg
Molecular Formula F6PbSi
Molecular Weight 349.27600
Exact Mass 349.94400
LogP 1.75960

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
VV8450000
CHEMICAL NAME :
Silicate(2-), hexafluoro-, lead(II) salt, dihydrate
CAS REGISTRY NUMBER :
25808-74-6
LAST UPDATED :
199712
DATA ITEMS CITED :
27
MOLECULAR FORMULA :
F6-Si.Pb.2H2-O
MOLECULAR WEIGHT :
385.32
WISWESSER LINE NOTATION :
PB SI-F6

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
250 mg/kg
REFERENCE :
NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,27,1953 *** REVIEWS *** ACGIH TLV-TWA 0.05 mg(Pb)/m3; animal 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 *** OSHA PEL (Gen Indu):8H TWA 2.5 mg(F)/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 2.5 mg(F)/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 2.5 mg(F)/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 2.5 mg(F)/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-ARAB Republic of Egypt:TWA 0.05 mg(Pb)/m3 JAN 1993 OEL-AUSTRALIA:TWA 0.15 mg(Pb)/m3 JAN 1993 OEL-AUSTRIA:TWA 0.1 mg(Pb)/m3 JAN 1993 OEL-BELGIUM:TWA 0.15 mg(Pb)/m3 JAN 1993 OEL-DENMARK:TWA 0.1 mg(Pb)/m3 JAN 1993 OEL-FINLAND:TWA 0.1 mg(Pb)/m3 JAN 1993 OEL-FRANCE:TWA 0.15 mg(Pb)/m3 JAN 1993 OEL-GERMANY:TWA 0.1 mg(Pb)/m3 JAN 1993 OEL-HUNGARY:STEL 0.04 mg(Pb)/m3;Carcinogen JAN 1993 OEL-THE PHILIPPINES:TWA 0.15 mg(Pb)/m3 JAN 1993 OEL-RUSSIA:STEL 0.005 ppm (0.01 mg(Pb)/m3) JAN 1993 OEL-SWEDEN:TWA 0.05 mg(Pb)/m3 (resp. dust) JAN 1993 OEL-SWEDEN:TWA 0.1 mg(Pb)/m3 (total dust) JAN 1993 OEL-SWITZERLAND:TWA 0.1 mg(Pb)/m3 JAN 1993 OEL-THAILAND:TWA 0.2 mg(Pb)/m3 JAN 1993 OEL-TURKEY:TWA 0.2 mg(Pb)/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.15 mg(Pb)/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 LEAD, INORGANIC-air:10H TWA <0.1 mg(Pb)/m3 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

 Safety Information

Hazard Codes T;N
Risk Phrases R33;R61;R62;R20/22;R50/53
Safety Phrases S45;S53;S60;S61
RIDADR UN2291
Packaging Group III
Hazard Class 6.1

 Synonyms

Lead hexafluorosilicate dihydrate
Bleifluorosilicat
MFCD00049509
LEAD HEXAFLUOROSILICATE
hexafluoro-silicate(2-lead(2+)
EINECS 247-278-1
LEAD SILICOFLUORIDE
lead fluorosilicate
lead(2+)hexafluorosilicate(2-)
leadsiliconfluoride(pbsif6)
leadfluosilicate(pbsif6)
lead(ii)fluorosilicate
Lead fluosilicate