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      Yttrium fluoride
      
					
      Yttrium fluoride
      
					
      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



      
					
      
					
					
      					
				
      
			
      
		
      
	
      

      





      













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