Dipotassium heptafluorotantalate(2-)

Modify Date: 2024-01-04 13:52:17

Dipotassium heptafluorotantalate(2-) Structure
Dipotassium heptafluorotantalate(2-) structure
Common Name Dipotassium heptafluorotantalate(2-)
CAS Number 16924-00-8 Molecular Weight 392.13300
Density 4.56 g/mL at 25 °C(lit.) Boiling Point 790°C
Molecular Formula F7K2Ta Melting Point °Cd ec.)
MSDS N/A Flash Point N/A

 Names

Name potassium heptafluorotantalate(v)
Synonym More Synonyms

 Chemical & Physical Properties

Density 4.56 g/mL at 25 °C(lit.)
Boiling Point 790°C
Melting Point °Cd ec.)
Molecular Formula F7K2Ta
Molecular Weight 392.13300
Exact Mass 391.86400
LogP 2.94140

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TT1225000
CHEMICAL NAME :
Potassium heptafluorotantalate
CAS REGISTRY NUMBER :
16924-00-8
LAST UPDATED :
199701
DATA ITEMS CITED :
9
MOLECULAR FORMULA :
F7-Ta.2K
MOLECULAR WEIGHT :
392.15
WISWESSER LINE NOTATION :
KA2 TA-F7

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 :
Details of toxic effects not reported other than lethal dose value
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 :
375 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
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 :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
110 mg/kg
REFERENCE :
20PKA3 "Novye Dannye Po Toksikologii Redkikh Metalov Ikh Soedinenii," New Data on the Toxicology of Rare Metals and Their Compounds, Izrael'son, Z.I., ed., Moscow, Izdatel'stvo "Meditsina," 1967 Volume(issue)/page/year: -,115,1967 *** 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 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO FLUORIDES, INORGANIC-air:10H TWA 2.5 mg(F)/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,Xi
Risk Phrases R23/25
Safety Phrases S45
RIDADR UN 3288 6.1/PG 3
WGK Germany 1
RTECS TT1225000
Packaging Group III
Hazard Class 6.1

 Synonyms

EINECS 240-986-1
POTASSIUM HEPTAFLUOROTANTALATE
potassiumfluorotantalate
potassiumfluotantalate
Tantalate(2-), heptafluoro-, potassium (1:2)
dipotassiumheptafluorotantalate
POTASSIUM TANTALUM FLUORIDE
Dipotassium heptafluorotantalate(2-)
Potassium fluoromntalate
TANTALUM POTASSIUM FLUORIDE
Dipotassium heptafluorotantalate
Dikaliumheptafluorotantalat
Potassium heptafluorotantalate(V)
potassium flutantalate
MFCD00042369
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