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Chromium Silicide Industrial Grade 99.9%

Chromium silicide is gray square prism crystal of hexagonal system, which is available in powder, piece, granule and so on. It is insoluble in water, however soluble in hydrochloric acid and hydrofluoric acid. CrSi2 can process into crystal by reduction method, chemical vapor deposition or sputtering method. CrSi2 thin films get high specific resistance and low temperature coefficient of resistance.  Silicon powder and chromium powder are the raw material.

Chromium Silicide

CAS No.:12018-09-6 EC No.:234-633-0 Molecular Formula:CrSi2 Molecular Weight:108.17
Density:5.5 Melting Point:1475℃    

Applications

Chromium(II) silicide applies as ceramic material, high resistance thin film material. CrSi2 is excellent thermoelectric material.

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Gallium Arsenide Industrial Grade 99.99%

Gallium arsenide is crystal of cubic crystal system, which is an important semiconductor material. It is available in pieces, ingots, rods, powders and wafers. It stable and don’t corrode by non-oxidizing acid under 600℃.GaAs could process into semi-insulating material that is triple electrical resistivity than silicon and germanium, which is for integrated circuit substrate and infrared detector. However it would decompose at high temperature, so the technique is complex to get ideal high purity monocrystal GaAs. Gallium metal and arsenic metal are the raw material.

Gallium Arsenide

CAS No.:1303-00-0 EINECS No.:215-114-8 Molecular Formula:GaAs Molecular Weight:144.64
Melting Point:1238℃ Density:6.307 UN 1557 6.1/PG 2 Purity: 99.999%

Applications

Gallium monoarsenide is raw material for processing LCD, LD, FET, HEMT, HBT, MMIC and MIMIC. It is also raw material for high speed integrated circuit and solar battery.

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Gallium Selenide Industrial Grade 99.99%

Gallium selenide includes gallium(III) selenide and gallium(II) selenide, which are minor metalselenides. Ga2Se3 is reddish black brittle hard lumps, ingot piece or powder, however GaSe is dark brown crystal, which are both photoelectric material. GaSe is layer structure semiconductor as GaS. With temperature decrease, Max value of its photoelectric effect move to shortwave end. Selenium metal and gallium metal are raw material for both Ga2Se3 and GaSe.

Gallium Selenide

CAS No.:12024-24-7 Molecular Formula:Ga2Se3 Molecular Weight:376.32 Density:492
Boiling Point:1020℃      
CAS No.:12024-11-2 EINECS No.:234-689-6 Molecular Formual:GaSe Molecular Weight:148.68
Density:5.01 Melting Point:960℃

 

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Indium phosphide Industrial Grade 99.99%

Indium phosphide is new semiconductor material of zinc blend structure, which have two kinds, monocrystal and polycrystal. InP is gray rod, ingot, piece, wafer or powder, which is soft. Indium(II) phosphide faintly dissolve in inorganic acids. Indium metal is the raw material.

Indium Phosphide

CAS No.:22398-80-7 EC No.:244-959-5 Molecular Formula: InP Molecular Weight:145.79
Melting Point:1600℃ Dielectric Constant:10.8 Electronic Mobility:4600cm2/(V.S)  

Applications

Indium monophosphide uses as semiconductor material, which applies to fiber optic communication technology and need 1.1~1.6μm light source range and receiver. Growing InGaAsP biheterojunction laser on InP substrate can match lattice, also fulfill the wavelength requirement.

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Rubidium Fluoride Industrial Grade 99.9%

Rubidium fluoride is colorless crystal powder, which own hygroscopicity.  It is minor metalfluoride. RbF is soluble in water and hydrofluoric acid, but insoluble in ethyl alcohol, dithyl ether and liquid ammonia. Rubidium carbonate, rubidium hydroxide or rubidium metal is the raw material.

Rubidium Fluoride

CAS No.:13446-74-7 EC No.:236-603-2 Molecular Formula:RbF Molecular Weight:104.47
Melting Point:775℃ Boiling Point:1410℃ Density:3.56 UN 3288 6.1/PG 3

Applications

Rubidium fluoride uses as chemical reagent. RbF is also raw material for toothpaste.

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Vanadium Carbide Industrial Grade 99.99%

Vanadium carbide is dark gray powder, which contains C 19.08% normally. It is belong to NaCl cubic crystal systems. VC is stable at room temperature and pressure. It dissolve in nitric acid and molten potassium nitrate, however not dissolve in cold water, hydrochloric acid and sulfuric acid. Vanadium pentoxidevanadium tetrachloridevanadium metal powder or vanadium hydride all can be the raw material.

Vanadium Carbide

CAS No.:12070-10-9 EINECS No.:235-122-5 Molecular Formula:VC Molecular Weight:62.95
Melting Point:2810℃ Boiling Point:3900℃ Density:5.77 Ambient Resistance:150
Lattice Constant:4.182      

Applications

Vanadium carbide powder acts as grain refiner in hard alloys, cutting tools and steel-making, which can improve alloys propertyobviously. It is also raw material for preparing wear-resistance thin film and semiconductor film. It is raw material for fine ceramics too.

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Yttrium Sputtering Target Purified 99.9%

yttrium metal target, rare earth sputtering target

evaporation coating, vacuum coating

metal surface treatment

Y 99.9% REM

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Gadolinium Nitride Industrial Grade 99.9%

Gadolinium nitride is black powder, which is a rare earth metal nitride powder of cubic crystal system. It own semiconductor property and  can process into thin film that deposit on MgO(100) or Si(100) using a plasma-enhanced ALD (PEALD) based process.

Gadolinium Nitride

Purity:Gd/RE 99.9% 3N

Particle size: -100mesh, -200mesh

CAS No.:25764-15-2 EINECS No.:247-250-9 Molecular Formula:GdN Molecular Weight:171.257

 

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Neodymium Fluoride Industrial Grade 99.5%

Neodymium fluoride is purple powder of hexagonal crystal structure, which is rare earth metal fluoride. It is insoluble in water, hydrochloric acid, nitric acid and sulfuric acid, but soluble in perchloric acid. Although absorb moist in air, it is relatively stable. It reacts with ammonium fluoride to form insoluble compound salt NH4F.NdF3. Neodymium oxide or neodymium nitrate is the raw material.

Neodymium Fluoride

Purity: Nd/RE 99.5% 2N5

CAS No.:13709-42-7 EINECS No.:237-253-3 Molecular Formula:NdF3 Molecular Weight:201.24
Density:6.506 Melting Point:1410℃ Boiling Point:2300℃ UN 3288

Applications

Neodymium trifluoride applies to make scintillant of detector, rare earth crystal laser material and rare earth fluoride glass fibre optics. In metallurgy industry, it is additive for magnesium alloy used in aviation and electrolytic production of metal neodymium. NdF3 use to make carbon electrode of electric arc lighting in lighting source. It is also raw material for neodymium iron boron alloy (NdFeB)

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Palladium Chloride Industrial Grade 99.9%

Palladium chloride is brown crystalline powder, which tend to deliquesce. It is soluble in water, hydrochloric acid, ethyl alcohol, acetone and hydrobromic acid. It is stable in air. Palladium metal or sponge palladium is the raw material.

Palladium Chloride

CAS No.:7647-10-1 EINECS No.:231-596-2 Molecular Formula:PdCl2.2H2O Molecular Weight:177.33
Melting Point:680℃ Density:4.0 Purity:99.9% Pd≥59.5%

Applications

Palladous chloride is for preparing special catalyst and molecular sieve. It is for formulating surface active agent in cladding material of non-conductor material. It is also for making gas sensitive element.

Palladium(II) chloride is a kind of analytical reagent too. It can test palladium, mercurythallium and iodine. Palladium chloride test paper can examine carbon monoxide and cobalt.

Palladium(+2) chloride applies to synthesize semiconductor polymer containing metals. It applies to acetaldehyde’s catalyst by ethylene method and other palladium catalysts.

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