Formula: YF3
Application: Infrared film, photobrazing doping, excellent material in infrared band.
Properties: Molecular weight 145.90. A gelatinous substance. The melting point is 1387℃, the boiling point is 2230℃, and the relative density is 4.01. Insoluble in water, insoluble in dilute acid.
Analysis result:  | |||||
TREO  | 76.66%  | Y203/TERO  | 99.99%  | ||
La2O3  | 12  | CeO2  | 10  | Fe2O3  | 100  | 
Pr6O11  | 10  | Nd2O3  | 22  | Al2O3  | 100  | 
Sm2O3  | 10  | Eu2O3  | 10  | Ni  | 100  | 
Gd2O3  | 10  | Tb4O7  | 10  | LOI—0.13%  | |
Dy2O3  | 11  | Ho2O3  | 290  | ||
Er2O3  | 29  | Tm2O3  | 10  | ||
Yb2O3  | 10  | Lu2O3  | 10  | ||