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13708-63-9

Name Terbium(III) fluoride
CAS 13708-63-9
EINECS(EC#) 237-247-0
Molecular Formula F3Tb
MDL Number MFCD00049572
Molecular Weight 215.92
MOL File 13708-63-9.mol
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Chemical Properties

Appearance Solid. Insoluble in water.
Melting point  1172 °C
solubility  insoluble in H2O
form  powder
color  white
Water Solubility  Slightly soluble in mineral acids. Insoluble in water.
Crystal Structure YF3 type
Sensitive  Hygroscopic
crystal system Nogata
Space group Pnma
Lattice constant
a/nmb/nmc/nmα/oβ/oγ/oV/nm3
0.6510.6950.4389090900.1984
Exposure limits ACGIH: TWA 2.5 mg/m3
NIOSH: IDLH 250 mg/m3
Uses
Source of terbium.
CAS DataBase Reference 13708-63-9(CAS DataBase Reference)
EPA Substance Registry System 13708-63-9(EPA Substance)

Safety Data

Hazard Codes  Xn,T
Risk Statements 
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S9:Keep container in a well-ventilated place .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37:Wear suitable protective clothing and gloves .
RIDADR  UN 3288 6.1/PG 3
WGK Germany  3
RTECS  WY9367500
Hazard Note  Toxic
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  28469031
Toxicity
mammal (species unspecified),LDLo,intraperitoneal,10gm/kg (10000mg/kg),Meditsina Truda i Promyshlennaya Ekologiya. Industrial Medicine and Ecology. Vol. (7), Pg. 32, 1994.

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