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Diammonium hexafluorosilicate

Names

[ CAS No. ]:
16919-19-0

[ Name ]:
Diammonium hexafluorosilicate

[Synonym ]:
Ammomium fluosilicate
Silicate(2-), hexafluoro-, ammonium (1:2)
Diammonium hexafluorosilicate
lpe6
AMMONIUM FLUOROSILICATE
EINECS 240-968-3
AMMONIUM FLUOSILICATE
diammoniumfluosilicate
Cryptophthalite
Ammonium silicfluoride
MFCD00010887
Cryptohalite
wellno043
Ammomium fluosilicat

Chemical & Physical Properties

[ Density]:
2.01 g/mL at 25 °C(lit.)

[ Melting Point ]:
°Cd ec.)

[ Molecular Formula ]:
F6H8N2Si

[ Molecular Weight ]:
178.15300

[ Exact Mass ]:
178.03600

[ LogP ]:
2.89280

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
VV7800000
CHEMICAL NAME :
Silicate(2-), hexafluoro-, diammonium
CAS REGISTRY NUMBER :
16919-19-0
LAST UPDATED :
199707
DATA ITEMS CITED :
14
MOLECULAR FORMULA :
F6-Si.2H4-N
MOLECULAR WEIGHT :
178.19

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
100 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,27,1953
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
70 mg/kg
TOXIC EFFECTS :
Peripheral Nerve and Sensation - flaccid paralysis without anesthesia (usually neuromuscular blockage) Behavioral - ataxia Behavioral - muscle contraction or spasticity
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 53(11),80,1988
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
150 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CRSBAW Comptes Rendus des Seances de la Societe de Biologie et de Ses Filiales. (SPPIF, B.P.22, F-41353 Vineuil, France) V.1- 1849- Volume(issue)/page/year: 124,133,1937
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Amphibian - frog
DOSE/DURATION :
224 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CRSBAW Comptes Rendus des Seances de la Societe de Biologie et de Ses Filiales. (SPPIF, B.P.22, F-41353 Vineuil, France) V.1- 1849- Volume(issue)/page/year: 124,133,1937 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
235 mg/kg/30D-I
TOXIC EFFECTS :
Kidney, Ureter, Bladder - other changes in urine composition Musculoskeletal - other changes Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - phosphatases
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 53(11),80,1988 *** REVIEWS *** TOXICOLOGY REVIEW AMSSAQ Acta Medica Scandinavica, Supplement. (Almqvist & Wiksell, POB 45150, S-10430 Stockholm, Sweden) No.1-730, 1921-88. Volume(issue)/page/year: 400,5,1963 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 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 OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 84180 No. of Facilities: 2212 (estimated) No. of Industries: 24 No. of Occupations: 16 No. of Employees: 5578 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 84180 No. of Facilities: 873 (estimated) No. of Industries: 12 No. of Occupations: 14 No. of Employees: 12069 (estimated) No. of Female Employees: 5352 (estimated)

Safety Information

[ Symbol ]:

GHS06

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H301-H311-H331

[ Precautionary Statements ]:
P261-P280-P301 + P310-P311

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges

[ Hazard Codes ]:
T:Toxic

[ Risk Phrases ]:
R23/24/25

[ Safety Phrases ]:
S26-S45

[ RIDADR ]:
UN 2854 6.1/PG 3

[ WGK Germany ]:
2

[ RTECS ]:
VV7800000

[ Packaging Group ]:
III

[ Hazard Class ]:
6.1

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