Wednesday, November 30, 2011

Where to Get Osmium Tetroxide

Osmium tetroxide (right) is probably the best-known compound of Osmium, which can easily be found, as it is just two places below Iron in the Periodic Table. Osmium tetroxide is inextricably linked to the discovery and subsequent purification of Osmium. Osmium Tetroxide is slightly soluble in water, soluble in ethanol, ether, carbon tetrachloride, ammonia.  Tennant discovered Osmium in 1803 in the residues left behind when crude Platinum and other precious metals had been dissolved in aqua regia (c.HNO3/c.HCl).

Osmium is a scarce metal found in only 0.005 ppm of the Earth's crust. It is named from the Greek word for odour (osme). Osmium is also found, often with Ru and Ir, in the anode sludges produced during the electrolysis of Nickel (II) solutions. The powerful combination of high toxicity and high volatility (easily evaporates) makes osmium tetroxide dangerous if not stored or handled correctly. Recent media exposure suggested its use as a 'billionaires' chemical weapon.
Osmium has an exceptional density of 22.57 g cm-3 and a very high m.p. of 3045°C. It is used as a redox catalyst in organic synthesis. Molecular formula: OsO4; Molecular weight: 254.20.
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Tuesday, November 29, 2011

Hexachloroiridium(Ⅳ) Acid Hydrate for Sale

Hexachloroiridium(Ⅳ) Acid Hydrate is a brown liquid or black crystalline,readily
moistrue absorption, sol. in water, hydrochloric acid and alcohols,decomposed by loss
crystal water on ignition. CAS registry number: 16941-92-7; Boiling Point: °Cat760mmHg.
PropertyBrown red solution or black crystal, soluble in water, hydrochloric acid and
alcohol etc.. Specification Analytical pure PackingPacked in polyethylene bottle, 50,
100,250, 500,1000g/bottle.

Molecular formula: H2IrCl6·6H2O; Molecular weight: 515.05
It is used for producing coated electrode, important chemical catalyzer and raw material
of iridium reagent. Physical property: black or brown liquid. Solubility: soluble in
water. Solubility test of muriate acid No insoluble substance that can be seen by naked
eyes.
We will supply timely, high quality product and service for customer. Quality and detail
is our essence to devote to human health. The manufacturing and quality are licensed and
supervised by KFO France. KFO France Co. Ltd. is biotech laboratories founded in France
and China in 2001, KFO focuses on research and development of Metallic powders. We are
committed to assisting customers worldwide with their unique needs by providing them with
comprehensive and professional service, enjoying a good reputation among our business
partners and customers for high quality products, excellent after sales services,
competitive prices and prompt shipping.

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Sunday, November 27, 2011

How to Buy Hexachloroiridium(Ⅳ) Acid Hydrate

Hexachloroiridium(Ⅳ) Acid Hydrate is a brown liquid or black crystalline,readily moistrue absorption, sol. in water, hydrochloric acid and alcohols,decomposed by loss crystal water on ignition. Solubility: soluble in water. Solubility test of muriate acid No insoluble substance that can be seen by naked eyes.
It is used for producing coated electrode, important chemical catalyzer and raw material of iridium reagent. Physical property: black or brown liquid. CAS registry number: 16941-92-7; Boiling Point: °Cat760mmHg. PropertyBrown red solution or black crystal, soluble in water, hydrochloric acid and alcohol etc.. Specification Analytical pure PackingPacked in polyethylene bottle, 50, 100,250, 500,1000g/bottle.
Molecular formula: H2IrCl6·6H2O; Molecular weight: 515.05
We will supply timely, high quality product and service for customer. Quality and detail is our essence to devote to human health. The manufacturing and quality are licensed and supervised by KFO France. KFO France Co. Ltd. is biotech laboratories founded in France and China in 2001, KFO focuses on research and development of Metallic powders. We are committed to assisting customers worldwide with their unique needs by providing them with comprehensive and professional service, enjoying a good reputation among our business partners and customers for high quality products, excellent after sales services, competitive prices and prompt shipping.

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Thursday, November 24, 2011

Rhodium (Ⅲ) Chloride Hydrate for Sale

Rhodium (Ⅲ) Chloride Hydrate looks like diamagnetic solids featuring octahedral Rh(III) centres. It is also decriped as a catalyst for conjugate reduction of cinnamaldehydes followed by cross-coupling with arylboronic acids. Catalyst for the direct conversion of methane to acetic acid.
CAS NO.:10049-07-7
Molecular formula: RhCl3·nH2O
Molecular weight: 209.26
Solubility: alcohol water ethanol
Characters:
It is the red-brown crystalline powder, soluble in water, hydrochloric acid, alcohol and alkaline solution, insoluble in ether and aqua regia. Catalyst for the direct conversion of methane to acetic acid. It is an important chemical raw material used in heterogeneous catalysis, or homogeneous catalysis, plating, coating and other areas. The soluble salt is widely used to prepare compounds used in homogeneous catalysis.
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Wednesday, November 23, 2011

What is Rhodium (Ⅲ) Chloride Hydrate

Rhodium (Ⅲ) Chloride Hydrate looks like diamagnetic solids featuring octahedral Rh(III) centres. It is also decriped as a catalyst for conjugate reduction of cinnamaldehydes followed by cross-coupling with arylboronic acids. Catalyst for the direct conversion of methane to acetic acid.
CAS NO.:10049-07-7
Molecular formula: RhCl3·nH2O
Molecular weight: 209.26
Solubility: alcohol water ethanol
Characters:
It is the red-brown crystalline powder, soluble in water, hydrochloric acid, alcohol and alkaline solution, insoluble in ether and aqua regia.
Application:
It is an important chemical raw material used in heterogeneous catalysis, or homogeneous catalysis, plating, coating and other areas. The soluble salt is widely used to prepare compounds used in homogeneous catalysis.
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Metal dusts for Sale

Metal dusts are usually malleable and shiny, that is they reflect most of incident light. In a metal, atoms readily lose electrons to form positive ions (cations). Those ions are surrounded by delocalized electrons, which are responsible for the conductivity. The solid thus produced is held by electrostatic interactions between the ions and the electron cloud, which are called metallic bonds. Historically, precious metals were important as currency, but are now regarded mainly as investment and industrial commodities.

Virtually any metal can be made into a powder through processes including atomization, electrolysis, chemical reduction, and size comminution. The metal powder can then be used to fabricate parts from simple to complex shape.  Metals are sometimes described as an arrangement of positive ions surrounded by a sea of delocalized electrons.
Chemically, the precious metals are less reactive than most elements, have high luster and high electrical conductivity. The technique and study of these processes is known as powder metallurgy, a field of study well acquainted with particle characterization.

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Monday, November 21, 2011

Where to Get Metallic powders

Metallic Powders are used in photography, as a redox catalyst in organic synthesis,etc.
These powders are applied in you mold prior to casting. The first step is to gather the materials that are needed. A fine bristled brush (Q-tip can also be used), your choice of Alumilite's Metallic Powder, and your mold. Metallic bonding is the electrostatic attractive forces between the delocalized electrons, called conduction electrons, gathered in an "electron sea", and the positively charged metal ions. You can reproduce any casting with Alumilite's Copper, Bronze, Gun Metal, Gold, or Silver metallic powders. Metallic bonding accounts for many physical properties of metals, such as strength, malleability, ductility, thermal and electrical conductivity, opacity, and luster.
Understood as the sharing of "free" electrons among a lattice of positively charged ions (cations), metallic bonding is sometimes compared with that of molten salts; however, this simplistic view holds true for very few metals. In a more quantum-mechanical view, the conduction electrons divide their density equally over all atoms that function as neutral (non-charged) entities.
KFO France Co. Ltd. is biotech laboratories founded in France and China in 2001, KFO focuses on research and development of Metallic powders. Our company is engaged to Providing Metallic powders in good quatity for our customers.
Relevant poducts:
Silver Nitrate

Chloroaurie acid
Osmium Tetroxide
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Sunday, November 20, 2011

What is Osmium Tetroxide

Osmium Tetroxide(also called osmium tetraoxide) is  a fixative (preservative) for proteins and phosphoglycerides. It appears as a colorless to pale yellow crystalline solid with an odor that has been described as pungent or chlorine-like (odor threshold 0.0019 ppm). There are two solid allotropes, each with its own physical properties. It is with the formula OsO4. It also has a number of interesting properties, one being that the solid is volatile. This compound is noteworthy for its many uses, despite the rarity of osmium.
Characters:
It is slightly soluble in water, soluble in ethanol, ether, carbon tetrachloride, ammonia. It is fat soluble and is reduced to black osmium dioxide by unsaturated fats. Saturated fats in a specimen may be dissolved out in dehydration or embedding, the blackened unsaturated fats remaining. It is used to stabilize and stain cell constituents and as a preparation be prefixed with glutaraldehyde and post-fixed with osmium tetroxide to increase the extent of preservation.
Molecular formula: OsO4
Molecular weight: 254.20
Application:
It is used as a redox catalyst in organic synthesis. It is also used to stabilize and stain cell constituents. Often a preparation is prefixed with glutaraldehyde and post-fixed with osmium tetroxide to increase the extent of preservation.
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Saturday, November 19, 2011

Rhodium (Ⅲ) Chloride Hydrate for Sale

Rhodium (Ⅲ) Chloride Hydrate is a catalyst for conjugate reduction of cinnamaldehydes followed by cross-coupling with arylboronic acids. Catalyst for the direct conversion of methane to acetic acid. Rhodium(III) chloride refers to inorganic compounds with the formula RhCl3(H2O)n, where n varies from 0 to 3. These are diamagnetic solids featuring octahedral Rh(III) centres.
Chemical properties:
CAS NO.:10049-07-7
Molecular formula:RhCl3·nH2O
Molecular weight:209.26
Color&Form dark red crystalline
Molecular Weight 209.28(anhy)
Metal Content ≥39.5%
Stability: hygroscopic
Solubility: alcohol water ethanol
Property:
Red brown crystalline powder, easily soluble in water, hydrochloric acid, alcohol and
alkali solution, insoluble in aether or aqua regia. Depending on the value of n, the material is either a dense brown solid or a soluble reddish salt.
Application:
It is an important chemical raw material used in heterogeneous catalysis, or homogeneous catalysis, plating, coating and other areas. The soluble salt is widely used to prepare compounds used in homogeneous catalysis.
Safety:
Rhodium(III) chloride is not listed under Annex I of Directive 67/548/EEC, but is usually classified as harmful, R22: Harmful if swallowed. Some Rh compounds have been investigated as anti-cancer drugs. It is listed in the inventory of the Toxic Substances Control Act (TSCA).

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Thursday, November 17, 2011

Silver Nitrate 99% You need

Silver nitrate is a soluble chemical compound with chemical formula AgNO3.
It is used as umbilical granuloma (a piece of tissue that remains on a baby's belly button after the umbilical cord has fallen off) and removal of warts and verrucas. Silver nitrate is caustic and works by causing the skin to shed. It is called lunar caustic because silver was called luna by the ancient alchemists.
 CAS NO.: 7761-88-8. This compound is a versatile precursor to many other silver compounds, such as those used in photography. Molecular formula: AgNO3. Comparatively, it is far less sensitive to light than the halides. Molecular weight: 169.87.
How to use silver nitrate:

1.Before beginning treatment, read the manufacturer's printed information leaflet.
2.Use this preparation exactly as directed by your doctor.
3.Rub the wart or verruca gently with an emery file to remove any dead skin. Using a little water, moisten the tip of the silver nitrate pencil and apply to each wart or verruca for 1-2 minutes. Repeat after 24 hours. One further application may be applied to warts and four further applications may be applied to verrucas if necessary.Apply the protective dressing.  Leave 24 hours between each application.

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Tuesday, November 15, 2011

What is Ferro Boron Powder and the use of it

Ferro Boron Powder, also named ferroboron, ferro boron lump, ferro boron granules is symboled as Fe-B.
It is effective in Household Cleaning.It is the lowest cost boron additive for steel and other ferrous metals and used as a plastic raw materials (Powder & Compound) (110). A binary alloy of iron with a boron content of 17.5% to 20%.
Solid/Liquid/Powder/Soap/Polish, (81), Ferro-Alloys (78), Iron Oxide Powder (70), Yeasts, Baking Powder (54), Limestone & Limestone Powder (37), Chilli Powder (35), Milk Powder (20). Its CAS# is 11108–67–1.

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What is High Carbon Ferro Manganese Powder

High Carbon Ferro Manganese Powder always occurs in two appearences, lump and podwer.  Lump is used in steel industry. Powder is used in welding industry. Mn - 70-75%. Ferro manganese is used mainly to counteract the bad effects of sulfur. Mn - 70-75%. Ferro manganese is an alloy of iron and manganese containing usually about 80% manganese. It also acts as a deoxidizer and combines with sulfur, thereby improving the hot-working properties of the product.  It is  used in the manufacture of steel and to a lesser extent other metal alloys. P - 0.4% max. S- 0.03% max. It imparts metallurgical properties such as increased strength, hardness toughness and hardenability.
Si - 1.5% max. C - 6-8%.
More about: Metallic powders,China Metal products,Metal Compounds

Monday, November 14, 2011

What is High Carbon Ferro Chrome Powder

High Carbon Ferro Chrome PowderH.C. Ferro-Chrome (Powder) Cr-60/65 Min
%  Si-2 Max
%  C-6 to 8
Cr 42-44%
Si 4.54%
Al 0.15%
%  P -0.03 Max
%  S-0.04 Max
C 5.55%
P 0.0218%
Quantity: 1, 000-1, 500mt our option
S 0.0721%%)
Size: 0-2mm
Bulk in containers
Origin: South Africa
Valid: Order subject to unsold and reconfirmation
Price: CIF China port USD0.98/lb
Payment: 100% L/C at Sight through a first class bank
Inspection by Alex Stewart at Loading Port as final

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More about: buy Metallic powders

China Metal products
Metal Compounds
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Wednesday, November 9, 2011

How to Buy Hexachloroplatinum (Ⅳ) Acid Hydrate

Hexachloroplatinum (Ⅳ) Acid Hydrate is orange or red-brown crystalline powder,
easily deliquescence, soluble in water, ethanol and acetone. It can be used for
electroplating, the system platinum catalyst, platinum mirror, rainbow glass, and
immortal ink, etc. Its
CAS NO. is 16941-12-1. Molecular formula: H2PtCl6·6H2O. Molecular weight:
517.92.

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Tuesday, November 8, 2011

Ruthenium(III) chloride for Sale

Ruthenium(III) chloride is the chemical compound with the formula RuCl3. "Ruthenium(III) chloride" more commonly refers to the hydrate RuCl3·xH2O. Both the anhydrous and hydrated species are dark brown or black solids. The hydrate, with a varying proportion of water of crystallization, often approximating to a trihydrate, is a commonly used starting material in ruthenium chemistry. CAS:10049-08-8. Molecular formula: RuCl3·xH2O. Molecular Weight: 207.43 g/mol.

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Monday, November 7, 2011

How to Buy Hexachloroiridium(Ⅳ) Acid Hydrate

Hexachloroiridium(Ⅳ) Acid Hydrate is a brown liquid or black crystalline,readily
moistrue absorption, sol. in water, hydrochloric acid and alcohols,decomposed by loss
crystal water on ignition. It is used for producing coated electrode, important chemical
catalyzer and raw material of iridium reagent. 
CAS NO.:16941-92-7
Molecular formula:H2IrCl6·6H2O
Molecular weight:515.05

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Sunday, November 6, 2011

Ruthenium (Ⅲ) Chloride Hydrate for Sale

Ruthenium (Ⅲ) Chloride Hydrate is the shiny crystal particles, easily deliquescence, soluble in water and alcohol. Color is gray-brown or dark red. It is used as a desiccant, adsorbent, catalyst carrier. Molecular formula: RuCl3·nH2O. Molecular weight: 207.43.

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Thursday, November 3, 2011

Rhodium (Ⅲ) Chloride Hydrate for Sale

Rhodium (Ⅲ) Chloride Hydrate is the red-brown crystalline powder, soluble in water, hydrochloric acid, alcohol and alkaline solution, insoluble in ether and aqua regia. It is an important chemical raw material used in heterogeneous catalysis, or homogeneous catalysis, plating, coating and other areas. CAS NO.:10049-07-7. Molecular formula:RhCl3·nH2O. Molecular weight:209.26

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Wednesday, November 2, 2011

Chloroaurie acid for Sale

Chloroaurie acid is golden yellow crystal, easy deliquescence. Soluble in water, ethanol and ether. It is mainly used in gold-plated, and a variety of gold compounds produced raw materials, photographic industry and the chemical reagents.
CAS NO.: 13453-07-1
Molecular formula: AuCl3·HCl·4H2O
Molecular weight: 411.85


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How to Get Osmium Tetroxide

Osmium Tetroxide is slightly soluble in water, soluble in ethanol, ether, carbon tetrachloride, ammonia. It is used as a redox catalyst in organic synthesis. Molecular formula: OsO4. Molecular weight: 254.20.


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