Cerium, atomic no. 57, symbol Ce, weight at 140.12, is the most abundant of the rare earths. It is strongly acidic and a strong oxidizer.
Cerium Oxide
Cerium Oxide
Code TREO CeO2/TREO La2O3/TREO Pr6O11/TREO Nd2O3/TREO Sm2O3/TREO Y2O3/TREO Fe2O3 CaO SiO2
  min % max % max %
2N5 99 99.5 0.3 0.03 0.03 0.03 0.01 0.01 0.05 0.03
3N5 99 99.95 0.01 0.01 0.01 0.005 0.001 0.005 0.03 0.02
4N5 99 99.995 0.001 0.002 0.002 0.001 0.001 0.001 0.02 0.02
5N 99 99.999 Available upon request
6N 99 99.9999 Available upon request
Rich Cerium Rare Earth Oxide 
Code TREO CeO2/TREO Fe2O3 LOI H2O
  min %   max %
88 99 88 0.038 0.41 0.23
Rich Cerium Rare Earth Oxide 
Code TREO CeO2/TREO La2O3/TREO Pr6O11/TREO Nd2O3/TREO Sm2O3/TREO Fe2O3 CaO Cl-
  min % max % max %
75 97 75 19.55 1 0.03 0.03 0.02 0.3 0.3
Low Nd Cerium Rare Earth Oxide 
Code TREO CeO2/TREO La2O3/TREO Pr6O11/TREO Nd2O3/TREO Sm2O3/TREO Fe2O3 CaO Cl-
  min % max % max %
60 98 60 19.55 1 0.03 0.03 0.02 0.3 0.3
Description Cerium Oxide is a kind of light yellowish powder. It is mainly used as the glass decoloring and the glass polishing powder. It is also used as the raw material in producing metal cerium. High purity cerium oxide is very important in the applications of rare earth fluorescent materials.
Packing In plastic woven bag with inner double PVC bags of 500kg bags, as well as according to customers' requirements.
 
 
Code TREO CeO2/TREO La2O3/TREO Pr6O11/TREO Nd2O3/TREO Sm2O3/TREO Fe2O3 CaO Cl-
  min % max % max %
2N8 99 99.8 0.01 0.005 0.005 0.005 0.02 0.3 0.3
Description Surface area = 70-90 m3/g
Code TREO CeO2/TREO La2O3/TREO Pr6O11/TREO Nd2O3/TREO Sm2O3/TREO Fe2O3 CaO Cl-
  min % max % max %
2N8 99 99.8 0.01 0.005 0.005 0.005 0.02 0.3 0.3
Description Particle Size: D50 > 30 µm
Code TREO CeO2/TREO La2O3/TREO Pr6O11/TREO Nd2O3/TREO Sm2O3/TREO Fe2O3 CaO Cl-
  min % max % max %
2N8 99 99.8 0.01 0.005 0.005 0.005 0.02 0.3 0.3
Description Particle Size: D50 > 1 mm
Code TREO CeO2/TREO La2O3/TREO Pr6O11/TREO Nd2O3/TREO Sm2O3/TREO Fe2O3 CaO Cl-
  min % max % max %
2N5 99 99.5 0.3 0.04 0.04 0.03 0.001 0.002 0.002
3N5 99 99.95 0.005 0.005 0.005 0.001 0.001 0.002 0.002
Description Particle Size: D50 < 1µm
Code TREO CeO2/TREO La2O3/TREO Pr6O11/TREO Nd2O3/TREO Sm2O3/TREO Fe2O3 CaO Cl-
  min % max % max %
2N8 99 99.8 0.01 0.005 0.005 0.005 0.02 0.3 0.3
Description Particle Size: D50 = 10~100 nm
 
Cerium Metal
Code TREM Ce/TREM La/TREM Pr/TREM Nd/TREM Sm/TREM Fe Mg Ca
    min % max % max %
2N5 99 99.5 0.3 0.03 0.03 0.03 0.2 0.02 0.02
3N 99 99.9 0.05 0.01 0.01 0.005 0.2 0.02 0.02
3N5 99 99.95 0.01 0.01 0.01 0.005 0.2 0.01 0.01
4N 99 99.99 Available upon request
5N 99 99.999 Available upon request
6N 99 99.9999 Available upon request
Description Cerium Metal is silver lump. It is used as additive for special steel, Non-ferric Alloy, Hydrogen Storage Alloy, also reducer for making other Rare Earth metal.
Packing In iron drum with inner PVC bag of 100kg net each, as well as according to customers' requirements.
 
Cerium Mischmetal
Cerium Mischmetal
Code TREM Ce/TREM Fe
  min % max %
75 99 75 0.5
Low Neodymium Mischmetal 
Code TREM Ce/TREM Fe
  min % max %
55 99 55 0.5
Pr-Nd Mischmetal 
Code TREM Ce/TREM Pr/TREM Nd/TREM Fe Mg C
  min % max %
75/25 99 0.05 75 25 0.2 0.01 0.05
Low-Zn, Mg Mischmetal 
TREM La/TREM Ce/TREM Pr/TREM Nd/TREM Sm/TREM Fe Si S
min % min % max %
99 26±2 50±2 5±2 16±2 <0.3 0.3 0.03 0.01
Mischmetal 
TREM La/TREM Ce/TREM Pr/TREM Nd/TREM Sm/TREM Fe Si S
min % min % max %
98 26±2 50±2 5±2 16±2 <0.3 0.5 0.05 0.02
Rich La Mischmetal 
TREM La/TREM Ce/TREM Pr/TREM Nd/TREM Sm/TREM Fe Si S
min % min % max %
98 35±2 52±2 8±2 3±2 <0.3 0.5 0.05 0.02
98 35±2 58±2 8±2 <2 <0.3 0.3 0.03 0.01
Packing In iron drum with inner PVC bag of 100kg net each, as well as according to customers' requirements.
 
Cerium Carbonate
Cerium Carbonate 
Code TREO CeO2/TREO La2O3/TREO Pr6O11/TREO Nd2O3/TREO Sm2O3/TREO CaO Fe2O3 SiO2
  min % max % max %
2N 42 99 0.5 0.03 0.03 0.03 0.03 0.01 0.01
3N 42 99.9 0.05 0.01 0.01 0.01 0.02 0.005 0.005
4N 42 99.99 0.001 0.002 0.002 0.001 0.01 0.005 0.005
Rich Cerium Rare Earth Carbonate 
Code TREO CeO2/TREO
  min % min %
75 42 75
Low Nd Rare Earth Carbonate 
Code TREO CeO2/TREO
  min % min %
60 42 60
Low Pr Cerium Carbonate 
Code TREO CeO2/TREO Pr6O11/TREO
  min % min % max %
75 42 75 0.01
Dry Cerium Carbonate 
Code TREO CeO2/TREO NiO
  min % min % max %
2N5 55-60 99.5 0.0002
Description Cerium Carbonate is a kind of white powder. It is used in making catalyst for cleaning automotive exhaust gas and also can be made into Cerium metal, Cerium Oxide and other compounds of cerium.
Packing In plastic woven bag with inner double PVC bags of 50, 500 and 1000kg net each, as well as according to customers' requirements.
 
Cerium Nitrate
Code TREO CeO2/TREO La2O3/TREO Pr6O11/TREO Nd2O3/TREO Sm2O3/TREO Y2O3/TREO CaO Fe2O3 SiO2
  min % max % max %
2N 39 99 0.5 0.03 0.03 0.03 0.01 0.03 0.01 0.01
3N 39 99.9 0.05 0.01 0.01 0.01 0.001 0.02 0.005 0.005
4N 39 99.99 0.001 0.002 0.002 0.001 0.001 0.01 0.001 0.005
Description Cerium Nitrate is kind of colorless granular crystal. It is optimum raw material for catalysts which contain cerium.
Packing In plastic woven bag with inner double PVC bags of 50, 500 and 1000kg net each, as well as according to customers' requirements.
 
Cerium Hydroxide
Cerium Hydroxide 
Code TREO CeO2/TREO La2O3/TREO Pr6O11/TREO Nd2O3/TREO Sm2O3/TREO Fe2O3 SiO2 CaO
  min % max % max %
3N5 50-70 99.95 0.005 0.005 0.005 0.005 0.002 0.002 0.001
Code TREO CeO2/TREO La2O3/TREO Pr6O11/TREO Nd2O3/TREO Sm2O3/TREO Fe2O3 SiO2 CaO
  min % max % max %
3N 50-70 99.9 0.005 0.005 0.005 0.005 0.002 0.002 0.001
Description Surface area = 70-90 m3/g
Code TREO CeO2/TREO La2O3/TREO Pr6O11/TREO Nd2O3/TREO Sm2O3/TREO Fe2O3 SiO2 CaO
  min % max % max %
3N5 50-70 99.95 0.005 0.005 0.005 0.005 0.002 0.002 0.001
Description Ce4+/ΣCe > 98%
Description Cerium Hydroxide is a kind of pale yellow powder. It is used as clarification and decoloring glass, and optimum raw material for compounds with high value Cerium.
Packing In plastic woven bag with inner double PVC bags of 50, 500 and 1000kg net each, as well as according to customers' requirements.
 
Cerium Fluoride
Code TREO CeO2/TREO F- Fe2O3 CaO+MgO SO42-
  min % max %
2N 82 99 26 0.02 0.05 0.05
3N 82 99.9 26 0.005 0.02 0.02
3N5 82 99.95 26 0.002 0.01 0.02
Description Cerium Fluoride is pale yellow or brownish powder. As electro metal carbon rod and the raw material of electrolysis.
Packing In plastic woven bag with inner double PVC bags of 50, 500 and 1000kg net each, as well as according to customers' requirements.
 
Cerium Oxalate
Code TREO CeO2/TREO Fe2O3 SiO2 CaO Cl-
  min % max %
2N 40 99 0.005 0.005 0.005 0.01
2N5 42 99.5 0.001 0.005 0.005 0.005
3N 42 99.9 0.0005 0.002 0.002 0.002
Description Cerium Oxalate is yellow, Soluble in water and strong mineral acids.
Packing In plastic woven bag with inner double PVC bags of 50, 500 and 1000kg net each, as well as according to customers' requirements.
 
Cerium Acetate
Code TREO CeO2/TREO Fe2O3 SiO2 CaO Cl-
  min % max %
2N 40 99 0.005 0.005 0.005 0.01
2N5 42 99.5 0.001 0.005 0.005 0.005
3N 42 99.9 0.0005 0.002 0.002 0.002
Description Cerium Acetate is white powder soluble in water. Catalyst of automobile exhaust.
Packing In plastic woven bag with inner double PVC bags of 50, 500 and 1000kg net each, as well as according to customers' requirements.
 
Cerium Chloride
Code TREO CeO2/TREO Fe2O3 CaO+MgO SiO2 SO42-
  min % max %
2N 45 99 0.01 0.1 0.05 0.03
2N5 45 99.5 0.01 0.05 0.02 0.03
3N 45 99.9 0.005 0.05 0.02 0.01
Description Cerium chloride is white crystalline lumps. As the raw material of cerium metal, cerium; compound, pigment and; petroleum catalyst.
Packing In plastic woven bag with inner double PVC bags of 50, 500 and 1000kg net each, as well as according to customers' requirements.
 
Cerium Ammonium Nitrate
Code TREO CeO2/TREO Ce4+/TCeO2 Fe2O3 CaO SO4
  min % max %
3N 99 99.9 98 0.0001 0.0005 0.002
Description Cerium Ammonium Nitrate is orange-red crystal As chemical reagent and corrosive of integrated plate, also used in medicine industry.
Packing In iron drum with inner PVC bag of 100kg net each, as well as according to customers' requirements.

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