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Rare Earth---Cerium Nitrate

 
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Code

 CeO2% Min

 SO42-%

CeO­2/Treo min

Impurities Max

Fe2O3% max

PO­3-%

Cl-%

Ce(NO3)3¡¤6H2O-1

39

0.05

99

1.0

0.002

0.005

0.002

Ce(NO3)3¡¤6H2O-2

37

0.05

99

1.0

0.005

0.005

0.005

+ Cerium Acetates
Name Treo % min  CeO­2/Treo min Fe % max
Ce(CH3CO3)3 46 99.5 0.003
+ Cerium Hydroxide
 
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Code Treo % min CeO­2/Treo min  Impurities Max Fe2O3% max Cl-%
Ce(OH)4-1 80 99.95 0.05 0.005 0.01
Ce(OH)4-2 65 99.5 0.5 0.005 0.01
Ce(OH)4-3 50 99.5 0.5 0.005 0.05
+ Lanthanum Cholorides
Reo %  La2O3/Reo % min Rare earth Impurities max    Non-Rare earth Iimpurities max
Fe2O3 SiO2 CuO MgO Al2O3
45 90-99 10-1 0.1 0.02 0.01 0.03 0.02
 
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+ Lanthanum Carbonate

Name

Treo %

 La2O3/Reo % min

CaO % max

Fe2O3   %

Cl- %

La2(CO3)3

 45-50

99

0.05

0.01

0.02

Name

Treo %

 La2O3/Reo % min

CaO % max

Fe2O3   %

Cl- %

La2(CO3)3

 45-50

99

0.05

0.01

0.02

Code Treo min La2O3/Treo % min Fe % max Cu % max Cl- % SO42-%
La(NO3)3¡¤6H2O-1 36 99 0.0005 0.0002 0.002 0.005
La(NO3)3 ¤6H2O-2 36 99 0.002 0.002 0.005 0.005
 
 
+ Lanthanum Nitrate/Cerium Cloride
Code Treo %  CeO2/Treo %  Fe2O3   % NH4+ %
CeCl3 ¨R47 ¨R99 ¨Q0.15 ¨Q0.2
+ Praseodynium Oxide
Code Pr6O11--3 Pr6O11--4
Reo % min  99 99
Pr6O11/Reo % min 99.5 99
Rare Earth impurities % max  0.5 1
 Nor--Re Impurities %max  Fe2O3   %   0.010 0.010
  SiO   0.010 1.010
  CaO 1 1
 L.O.I. 1000¡æ 1h % max  1 1
Neodymium Oxide
Code   Nd2O3--04 Nd2O3--1 Nd2O3--2 Nd6O3--4
Reo % min   99 99 99 99
Nd2O3/Reo % min   99.99 99.95 99.9 99
Re Impurities   La2O3    0.001 0.005      0.1     1
 CeO2 0.003 0.01
  Pr6O11 0.003 0.02
 Sm2O3  0.001 0.01
 Y2O3 0.002 0.005
Non-Re Impurities max  Fe2O 0.0005 0.001 0.005 0.01
  SiO 0.005 0.01 0.01 0.05
 CaO 0.01 0.03 0.03 0.05
    L.O.I. 1000¡æ 1h % max 1 1 1 1
Lanthanum Oxide
Code   La2O3--04 La2O3--2 La2O3-3 La2O3--4
Reo % min   99 98 97 95
La2O3/Reo % min   99.99 99.9  99.5 99
 Re impurities % max 0.01 0.1 0.5 1

 Non-Re Impurities 

  Fe2O  0.0005     0.001 0.005 0.010
   SiO  0.0050 0.010 0.050 0.050
  CaO  0.0050 0.010 0.050 0.10
  CuO    0.0050   --    --   --
  NiO  0.0010   --     --   --
  PbO  0.0050   --    --   -- 
    L.O.I. 1000¡æ 1h % max 1 2 3 5
Cerium Oxide
Code   CeO2--04 CeO2--1 CeO2--2 CeO2--4
Reo % min   99 99 99 99
CeO2/Reo % min   99.99 99.95 99.9 99

Re Impurities 

 La2O3    0.001 0.01      0.1     1
 Pr6O11 0.002 0.01
  Nd2O3 0.003 0.01
 Sm2O3  0.002 0.01
 Y2O3 0.001 0.01
Non-Re Impurities max  Fe2O 0.001 0.005 0.005 0.05
  SiO 0.05 0.05 0.05 0.1
 CaO 0.05 0.05 0.05 0.15
    L.O.I. 1000¡æ 1h % max 1 1 1 2
 Aboundence with heavy Re Oxide
¡¡Code  Reo %  CY2O3/Reo % min  (la-Nd)2O3/Reo % max  ThO2
  CY2O3-75   95.00 75.00 1.50 0.05
  CY2O3-70 95.00 70.00 1.50 0.05
  CY2O3-65 95.00 65.00 1.50 0.05
  CY2O3-60 92.00 60.00 3.00 0.05
Rare Earth Polishing Powder
  Code   Reo % min CeO2/Reo min  Mean diametar um PH of 5% aqueous suspension Density g/cm3
 PCeO2-50  85 50   1, 2, 3, 4, 5,    6-7 0.67
 PCeO2-70 98 70 6.5-7.5 1.2-2.0
Rare-earth ferrosilicomagmesium
Code Re Mg Mn Ca Ti Fe Si
FsSiMg8Re5 4.0-6.0 7.0-9.0 ¨Q4.0  ¨Q4.0 ¨Q2.0 balance ¨Q44
FsSiMg8Re7 6.0-8.0 7.0-9.0 ¨Q4.0 ¨Q4.0 ¨Q2.0 balance ¨Q44
FsSiMg10Re7 6.0-8.0 9.0-11.0 ¨Q4.0 ¨Q4.0 ¨Q2.0 balance ¨Q44
FsSiMg8Re9 8.0-10.0 7.0-9.0 ¨Q4.0 ¨Q4.0 ¨Q2.0 balance ¨Q44
FsSiMg10Re9 8.0-10.0 9.0-11.0 ¨Q4.0 ¨Q4.0 ¨Q2.0 balance ¨Q44
FsSiMg8Re11 10.0-13.0 7.0-10.0 ¨Q4.0 ¨Q4.0 ¨Q2.0 balance ¨Q44
FsSiMg13Re14 13.0-15.0 12.0-15.0 ¨Q4.0 ¨Q5.0 ¨Q2.0 balance ¨Q42
FsSiMg8Re16 15.0-17.0 7.0-10.0 ¨Q4.0 ¨Q5.0 ¨Q2.0 balance ¨Q42
FsSiMg8Re18 17.0-20.0 7.0-10.0 ¨Q4.0 ¨Q5.0 ¨Q2.0 balance ¨Q42
FsSiMg10Re21 20.0-22.0 9.0-11.0 ¨Q4.0 ¨Q5.0 ¨Q2.0 balance ¨Q42
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