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Niobium Arsenide Industrial Grade 99%

Niobium arsenide is grey powder, which is a semiconductor and photoelectric material. It is also available with lump, chunk and target. Arsenic and niobium are the raw material.

Niobium Arsenide

CAS No.: 12255-08-2 EC No.: 235-503-6 Molecular Formula: NbAs Density: 7.28
NbAs Cu Mg Ni Bi In
99.99% 10 3 8 20 0.5
Fe Cd Si Al Te Pb
20 5 20 15 1 25
NbAs Cu Al Mg Pb Fe
99.9% ≤30 ≤30 ≤20 ≤40 ≤40
Bi Te Si S Na  
≤20 ≤200 ≤20 ≤50 ≤60  

Impurities Unit:ppm

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Selenium Sulfide Industrial Grade 99%

Selenium sulfide is bright orange to reddish brown powder, which has little smell of hydrogen sulfide. It is a kind of chemical raw medicine, however it can do anti-dandruff adding in shampoo. Selenium disulfide has the effect of antifungal and curing seborrhea. Seleninic acid is the raw material.

Selenium Sulfide 

CAS No.: 7488-56-4 EINECS No.: 231-303-8 Molecular Formula: SeS2 Molecular Weight: 143.09
Melting Point: 100℃ UN 2657 6.1/PG 2    

Applications

Selenium sulphide can cure tinea versicolor, head seborrheic dermatitis, scurf and multicolored snake skin tinea. Its preparations are suspensions. SeS2 can add to shampoo for anti-dandruff. The allowed maximum concentration in cosmetics is 0.5%

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Sodium 1,2-naphthoquinone-4-sulfonate

Sodium 1,2-naphthoquinone-4-sulfonate is a chemical reagent used to measure levels of amines and amino acids. The reagent produces a bright red color in alkaline solutions and is also fluorescent.

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Tantalum Metal Industrial Grade 99.9%

Tantalum metal is silvery gray metal of body centered cubic structure, which is extremely hard and ductile. It mainly exist in tantalite with niboium.  It is available in powders, sheets, wires, ingots, granules, foils and sputtering targets. Ta resist corrosion from strong acid, especially to sulfuric acid.

Tantalum Metal

CAS No.: 7440-25-7 EINECS No.: 231-135-5 Molecular Formula: Ta Molecular Weight: 180.948
Melting Point: 3000℃ Boiling Point: 5429℃ Density: 16.6  

Applications

Tantalum metal can replace stainless steel in equipment that making various inorganic acids, which have tens times life longer than stainless steel. It can replace noble metal platinum in industries as chemical engineering, electronic and electric.

Tantalum powder process into electrolytic condenser. It forms stable anode oxide film in acid electrolyte. It is also raw material for making transmitting tubes and electric tube parts.

Tantalum can easily process into other shapes, so it act as supplied accessories, heat shield, heater and cooling fin in high temperature vacuum furnace.

Tantalum is raw material for alloys as Ta-W, Ta-W-Hf, Ta-Hf.

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Thallium Formate Industrial Grade 99%

Thallium formate is white crystalline particle or powder, which is a thallium salt. It has extremely strong hygroscopicity. Thallium(I) carbonate or thallium hydroxide is the raw material.

Thallium Formate

CAS No.:992-98-3 EINECS No.:213-599-0 Molecular Formula:TlCHO2 Molecular Weight:249.40
Melting Point:101℃ Density:4.97 UN 1707 6.1/PG 2  

Applications

Thallium(I) formate apply to mix with thallous malonate aqueous solution to make heavy liquid.

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Thallium Oxide Industrial Grade 99.9%

Thallium oxide include two kinds of oxides, thallium(I) oxide and thallium(III) oxide. Tl2O is  black powder, however Tl2O3 is brown or dark red powder. Thallous oxide is soluble in water, acid and alcohol. But thallium trioxide is not soluble in water and alkali.  Thallium trioxide dissolve in HCl and release chlorine, however release oxygen when dissolve in sulfuric acid.

Thallium Oxide

CAS No.:1314-12-1 Molecular Formula:Tl2O Molecular Weight:424.78 Melting Point:300℃
Boiling Point:1865℃ Density:9.52    
CAS No.:1314-32-5 EINECS No.:215-229-3 Molecular Formula:Tl2O3 Molecular Weight:456.74
Melting Point:717℃ Boiling Ponit:875℃ Density:9.65 UN 1707 6.1/PG 2

Applications

Thallium(I) oxide is a kind of analytical reagent, which is also for optical glass and glass decoration.

Thallium(III) oxide is a kind of analytical reagent and catalyst. In electronic component production, it applies to prepare conductive paste for glass glaze potentiator.

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2-Amino-6-Trifluoromethyl Benzoic Acid

2-Amino-6-Trifluoromethyl Benzoic Acid is used as intermediate in preparation of other organic chemicals.

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Bis-(2-chloroethyl)-ether Technical 99

Molecular Weight 143.007 g/molTopological Polar Surface Area 9.2 A^2

Monoisotopic Mass 141.995 g/mol
2,2'-DICHLORODIETHYL ETHER is a clear colorless liquid with a sweet pleasant or nauseating odor. Flash point 131°F. Denser than water and insoluble in water. Toxic by inhalation and skin absorption. Used in cleaning compounds, paints, textile finishing, and as a general solvent.

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Chromium Pieces Industrial Grade 99.9%

Chromium pieces are mainly for smelting. Two purity are available, 99% and 99.8%. It could be in other shapes too as lumps, ingots, sheets, rods, granules, wires and so on. Chromium is silvery white metal, which is hard and brittle. It is inactive metal and stable to oxygen and moisture at room temperature. Chromium pieces is of irregular small lumps. 99.99% and 99.95% Cr is product by hydrogen reduction process. 99.5%-99.8% Cr is product by carbon reduction process.

Chromium Pieces

CAS No.: 7440-47-3 EINECS No.: 231-157-5 Molecular Formula: Cr Molecular Weight: 52
Melting Point: 1857℃ Boiling Point: 2672℃ Melting Heat: 1.53*104J/mol Vaporization Heat:2.99*105J/mol

Applications

Chromium metal is mainly for hard alloys, diamond tools, welding materials, stainless steel, targets, vacuuming coating, thermal spraying and ceramics.

Chrome ingots apply to tough malleable steel, stainless steel and acid proof alloy. Pure chromium can apply to electroplate.  It is raw material for high temperature alloys, electro-resistance alloys and precision alloys. It can improve hardness and corrosion resistance in alloy steels. In non-ferrous alloys, chromium lumps can improve high-temperature strength, fracture resistance, corrosion resistance and antioxidant.

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Chromium Powder Industrial Grade 99.9%

Chromium powder is dark gray fine particle, which have strongest hardness. It can protect metal when coating.

Chromium Powder

CAS No.:7440-47-3 EINECS No.:231-157-5 Molecular Formula:Cr Molecular Weight:52
Melting Point:1857℃ Boiling Point:2672℃ Density:7.18  

Applications

Pure chrome powder is for electroplating.

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