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Baotou Rare Earth Huaxing Technology Co., Ltd.

Rare Earth, Chemical, Neodymium manufacturer / supplier in China, offering CNAS Pass White Powder High Cerium Oxide Hydroxide 2, Neodymium Oxide Material of Neodymium Iron Boron Permanent Magnetic Material, High Quality Lanthanum Oxide Cerium Rare Earth and so on.

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Supplier Homepage Product rare earth oxide CNAS Pass White Powder High Cerium Oxide Hydroxide 2

CNAS Pass White Powder High Cerium Oxide Hydroxide 2

FOB Price: Get Latest Price
Min. Order: 15 Pieces
Port: Tianjin, China
Production Capacity: Annual Output of 5000tons
Payment Terms: L/C
Basic Info
  • Model NO.: Ce-h201
  • Application: Industrial Use
  • Trademark: Huaxing Rare Earth
  • Specification: 1000kg/bag; high purity
  • Shape: Powder
  • Brand: Huaxing Rare Earth
  • Transport Package: Vacuum Package
  • Origin: Baotou, Inner Monglia, China
Product Description
ElementCompanySpecifications
TREO%62±2
CeO2/TREO%≥99.9
La2O3/TREOppm≤300
Pr6O11/TREOppm≤200
Nd2O3/TREOppm≤200
Sm2O3/TREOppm≤100
Mg/Mppm≤20
Al/Mppm≤40
Cr/Mppm≤1.0
Mn/Mppm≤8
Co/Mppm≤1.0
Ni/Mppm≤1.0
Cu/Mppm≤8
Zn/Mppm≤10
Ba/Mppm≤1.0
Pb/Mppm≤8
Na/Mppm≤40
P/Mppm≤150
K/Mppm≤40
Ca/Mppm≤80
Fe/Mppm≤20
Cd/Mppm≤1.0
S/Mppm≤100
Si/Mppm≤80
Cl/Mppm≤100
Solubility//

High cerium oxide hydroxide
Chemical formula: Ce (OH) 4
Relative molecular weight: 208.15
CAS number: 2014-56-1
EINECS number: 234-599-7
Water solubility: Insoluble. 
Property description: 
Yellow or brownish yellow powder, insoluble in water and weak acid, soluble in concentrated acid, and the formation of the corresponding salt. 
Packing: 1000 kg / bag, neutral packing, also can according to the customer request to carry on the packing. 
Product application: 
1 used as a bleaching agent and clarifying agent for glass in the glass (color TV glass) industry. 
2 in the chemical industry for the production of automotive exhaust purification catalyst, PVC plastic stabilizer. 
3 is also used in the synthesis of naphthalene acid cerium paint drying agent. 
4. In the metallurgical industry for ductile iron ball agent smelting cerium ferro silicon alloy, can also be used for the smelting of CE rich rare earth ferrosilicon alloy materials. 
5 used as additive in electroplating technology. 
Preparation method: 
Solvent extraction method: Mixed light rare earth ore with sodium carbonate roasting, dilute sulfuric acid leaching, rare earth sulfate leaching solution, adding potassium permanganate, borax, using 2 - (2-ethyl hexyl) phosphoric acid (P204) and tributyl phosphate (TBP) kerosene as extractant, separation of cerium and the other three valence rare earth. Back extraction with sulfuric acid and raffinate with sodium sulfate to generate double salt precipitation, filtering, washing, adding sodium hydroxide conversion, filtering, drying of ceric hydroxide by. 
Security: 
In case of contact with the eyes, immediately rinse with plenty of water and send medical diagnosis and treatment. 
Flammable risk characteristics: Non combustible. 
Storage and transportation characteristics: Low temperature ventilation drying. 
Fire extinguishing agent: Water. 

 
Impurity content%
Rare earth impurities /REONon rare earth impurities
La2O3CeO2+Pr6O11+Nd2O3+Sm2O3+Y2O3Fe2O3CaOCl-PbOZnOBaOSO42-SiO2
≥96.5≥99.99≤0.01%≤0.01≤0.1≤0.1≤0.01≤0.015≤0.2≤0.2≤0.015

English alias: Oxide Lanthanum
Chemical formula: La2O3
Relative molecular weight: 325.8091
CAS number: 1312-81-8
EINECS number: 215-200-5
Melting point: 2217
Water soluble: Slightly soluble in water
Density: 6.51g/cm3
Property description: 
Products should be white crystals. Product clean, no obvious mechanical inclusions. 
Packing: 1000 kg ton bag. 
Product application: 
1 used in the manufacture of special alloy precision optical glass, high refractive index optical fiber board, suitable for camera, camera, microscope lens and advanced optical instrument prism, etc. ., 
2 used in the manufacture of ceramic capacitors, piezoelectric ceramic doped agent and X - ray luminescent materials, such as lanthanum bromide. 
3 used as a catalyst for a variety of reactions, such as the oxidation of carbon monoxide when doped with cadmium oxide reaction, the reaction of carbon monoxide hydrogenation to produce methane. 
4 impregnated lithium oxide or zirconium oxide (1%) lanthanum oxide can be used in the manufacture of ferrite magnets. 
5 is a very effective selective catalyst for the oxidative coupling of methane to ethylene and ethylene. 
6 for improving the temperature dependence and dielectric properties of barium titanate (BaTiO3), strontium titanate (SrTiO3) ferroelectric, and the fabrication of fiber optic devices and optical glass. 
Preparation method: 
Carbonate precipitation method to the extraction separation of lanthanum chloride solution as raw materials, ammonium bicarbonate and precipitation of lanthanum carbonate, by heating, aging, washing, separation, and burning of lanthanum oxide. Can be prepared by heating the decomposition of lanthanum oxalate. 
Security: 
Products non-toxic, tasteless, no stimulation, safe and reliable, stable performance. But with the chemical reaction of water, hydrogen production, easy to ignite. 
Flammable risk characteristics: Non combustible. 
Transportation characteristics: Transportation should prevent insolation, rain, high temperature resistant. Should stay away from the fire, heat, high temperature zone. Extinguishing agent: Dry powder fire extinguisher.


CNAS Pass White Powder High Cerium Oxide Hydroxide 2
CNAS Pass White Powder High Cerium Oxide Hydroxide 2
 
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