About Antimony Telluride Sb2Te3 powder:Antimony telluride chemical formula Sb2TE3.Molecular weight 626.30.Gray solid.Melting point 639℃, relative density 6.5018. Dissolve in nitric acid. Antimony telluride is a covalent bond, ionic bond, has a certain…
About Antimony Telluride Sb2Te3 powder:
Antimony telluride chemical formula Sb2TE3.Molecular weight 626.30.Gray solid.Melting point 639℃, relative density 6.5018. Dissolve in nitric acid. Antimony telluride is a covalent bond, ionic bond, has a certain van der Waals bond composition, triangular crystal system, the original cell is rhombus hexahedron.
Like other alveolar sulfide layered materials antimony, telluride is a gray crystalline solid with a layered structure. The layer consists of two atomic antimony and three atomic protein sheets and is held by weak van der Waals forces.Sb2Te3 is a narrow-gap semiconductor with a bandgap of 0.21eV. It is also a topological insulator and thus exhibits thickness-dependent physical properties.
Sb2Te3 has a rhomboid crystal structure. The crystalline material consists of covalently bonded atoms to form five atom-thick sheets (in order: Te-Sb-Te-Te), holding the plates together with the Van der Waals attraction. Due to its lamellar structure and weak interlamellar forces, the bulk telluride can be mechanically stripped to separate the monolayers. Antimony and bismuth, like other binary choline, have been studied as semiconductor properties of Sb2Te3. By doing it with appropriate dopants, it can be converted to N-type and P-type semiconductors. Feel free to send an inquiry to get the latest price if you would like to buy Antimony Telluride Sb2Te3 powder in bulk.
Features of Antimony Telluride Sb2Te3 powder:
Antimony telluride is an inorganic compound, the chemical formula is Sb2Te3. It is a gray crystal, but the melting point, density and color may depend on the crystal type used.Gray solid, Melting Point: 629℃, Density: 6.5 g/mL at 25 centigrade(lit.)
Specification of Antimony Telluride Sb2Te3 powder:
Item | Purity | APS | Color | shape | energy gap | Melting Point | electrical resistivity | Thermoelectric quality department |
Tr-Sb2Te3 | 99.99%-99.9999% | 100mesh | Gray crystal | powder,granule,block | 0.23eV | 620℃ | 3×10-6Ω· | 0.9×10-3/K |
Note: according to user requirements can provide different size products.
Technical Parameter of Antimony Telluride Sb2Te3 powder:
Certificate of Antimony Telluride (%) | | |
Purity | Cu | Ag | Mg | Ni | Bi | In | Fe | Cd |
99.99 | ≤5 ppm | ≤2 ppm | ≤5 ppm | ≤5 ppm | ≤5 ppm | ≤5 ppm | ≤5 ppm | ≤10 ppm |
How is Antimony Telluride Sb2Te3 powder produced?
Telluride antimony preparation is as follows: using SbCl3 and K2TeO3 as starting materials, according to the stoichiometric ratio of n (SbCl3): n (K2TeO3) = 2:3 said take 0.002 mol SbCl3 and 0.003 mol K2TeO3, 250 ml and join the two round bottom flask, and then add in the 0.5 g polyvinylpyrrolidone, 80 ml 0.5 gNaOH and a reduction of diethylene glycol (take) by the measuring cylinder, put two round bottom flask temperature control heating jacket, set the temperature of 240 ° C, insulation 4 h, adjusting the rotational speed of 500 r/min.After the temperature of the reactants dropped to room temperature, the centrifuge was centrifuged 3 times with isopropyl alcohol and acetone, respectively. The centrifuge speed was set at 4000r/min, and the time was 4min. At the end of centrifugation, the upper liquid became colorless. The temperature of the reactant is reduced to 100 ml of centrifuge tube at room temperature, and the centrifugal is centrifuged with isopropanol and acetone. Black precipitate was taken out in an oven for 6 h and finally gave a black Sb2Te3 powder.
Application of Antimony Telluride Sb2Te3 powder:
Like other antimony and bismuth binary chalcogenides, the semiconducting properties of Sb2Te3 have been investigated. It can be converted to N-type and P-type semiconductors by doping appropriate dopants.
Compared with the single-frequency detection of pure Sb2Te3, iron-doped Sb2Te3 introduces multiple Fermi pockets, resulting in lower carrier density and mobility.
Sb2Te3 and germanium telluride (GeTE) form a pseudo-binary intermetallic germanium antimony telluride system.
Antimony telluride, like bismuth telluride and Bi2Te3, is used in solid-state refrigerators because of its strong thermoelectric effect.
Storage Condition of Antimony Telluride Sb2Te3 powder:
Keep the reservoir sealed and stored in a cool and dry place, Make sure that the workshop has good ventilation or exhaust devices.
Packing & Shipping of Antimony Telluride Sb2Te3 powder:
We have many different kinds of packing which depend on the Antimony Telluride Sb2Te3 powder quantity.
Antimony Telluride Sb2Te3 powder packing: vacuum packing, 100g, 500g or 1kg/bag, 25kg/barrel, or as your request.
Antimony Telluride Sb2Te3 powder shipping: could be shipped out by sea, by air, by express as soon as possible once payment receipt.
Antimony Telluride Powder Properties |
Other Names | Antimony(III) Diantimony tritelluride, Antimony(3+) telluride, Antimony
sesquitelluride |
CAS No. | 1327-50-0 |
Compound Formula | Sb2Te3 |
Molecular Weight | 626.32 |
Appearance | Grey Solid |
Melting Point | 580 °C (1076 °F) |
Solubility in water | N/A |
Density | 6.5 g/cm3 |
Purity | 99.99% |
Particle Size | -80mesh, -100mesh |
Boling point | N/A |
Specific Heat | N/A |
Thermal Conductivity | N/A |
Thermal Expansion | N/A |
Young’s Modulus | N/A |
Exact Mass | 250.810043 |
Monoisotopic Mass | N/A |
| |
| |
Antimony Telluride Powder Health & Safety Information |
Safety Warning | Warning |
Hazard Statements | H302-H332-H411 |
Flashing point | N/A |
Hazard Codes | N/A |
Risk Codes | N/A |
Safety Statements | N/A |
RTECS Number | N/A |
Transport Information | N/A |
WGK Germany | 3 |
Titanium cylinders are used for a variety of purposes. They are durable and lightweight. In addition, they are corrosion resistant. However, titanium cylinders can scratch or melt under certain conditions.Although titanium is…
Titanium cylinders are used for a variety of purposes. They are durable and lightweight. In addition, they are corrosion resistant. However, titanium cylinders can scratch or melt under certain conditions.
Although titanium is a lightweight material, it has many disadvantages. It is difficult to machine and cast, and it becomes brittle under certain circumstances. Also, titanium is extremely expensive. If a cylinder is not cast properly, it can rust or oxidize.
Forged cylinders are also available. A forged cylinder is made from a combination of alloys or carbon steel. These types of cylinders are available in aluminum, nickel, and stainless steel.
Another type of cylinder is the thin wall cylinder. Thin wall cylinders are made from titanium or aluminum alloys.
Titanium is an alloy with high corrosion resistance and is less than half the weight of stainless steel. Titanium alloys are also suitable for dental prostheses. This alloy is also stronger than steel.
The corrosion resistance of titanium alloys can be improved by using albumin coatings. Aluminum alloys with scandium are also rust proof.
Other features that can be customized include thin walls, capillary IDs, and slots. Custom manufacturers of metal cylinders offer titanium cylinders as well as Hastelloy, Kovar, and tantalum.
Titanium cylinders are ideal for testing the strength of commercially pure titanium. They are also a great comparison piece to tungsten cylinders.
Titanium cylinders are available in a variety of sizes and shapes. Some models are designed to be compact and portable. Others are made to be durable and heat-resistant.
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About Potassium dodecyl sulfate:Potassium dodecyl sulfate is white to slightly yellow powder with a slight special smell, it is soluble in water. The aqueous solution is colorless and transparent to translucent.Tqhp is…
About Potassium dodecyl sulfate:
Potassium dodecyl sulfate is white to slightly yellow powder with a slight special smell, it is soluble in water. The aqueous solution is colorless and transparent to translucent.
Tqhp is a trusted global Potassium dodecyl sulfate. Feel free to send an inquiry to get the latest price of Potassium dodecyl sulfate if you would like to buy potassium dodecyl sulfate in bulk.
Product Performance of Potassium dodecyl sulfate:
The transparency of Potassium dodecyl sulfate aqueous solution is greatly affected by concentration and temperature. Generally, as the concentration of the solution increases, the opacity will increase; as the temperature decreases, the opacity will also increase. Potassium dodecyl sulfate is easy to absorb moisture and agglomerate, but the agglomeration strength is not high.
Technical Parameter of Potassium dodecyl sulfate:
Product Name | Short Name | Solid Content | PH | CAS | Appearance |
---|
Potassium dodecyl sulfate | PDS | 90% | 6.0-11.0 | 4706-78-9 | White powder |
Applications of Potassium dodecyl sulfate:
Potassium dodecyl sulfate can be used as foaming agent, detergent, emulsifier, dispersant, wetting agent.
Potassium dodecyl sulfate can be used in personal care products, household detergents, industrial cleaning agents, fire extinguishing agents, water treatment, electroplating and other industries.
Packing & Shipping of Potassium dodecyl sulfate:
We have many different kinds of packing which depend on Potassium dodecyl sulfate quantity.
Potassium dodecyl sulfate packing: 1kg/bottle, 25kg/barrel, or 200kg/ barrel.
Potassium dodecyl sulfate shipping: could be shipped out by sea, by air, by express as soon as possible once payment receipt.
Potassium Dodecyl Sulfate Properties |
Other Names | N/A |
CAS No. | 4706-78-9 |
Compound Formula | ROSO4K |
Molecular Weight | N/A |
Appearance | White Powder |
Melting Point | N/A |
Boiling Point | N/A |
Density | N/A |
Solubility in H2O | N/A |
Exact Mass | N/A |
Potassium Dodecyl Sulfate Health & Safety Information |
Signal Word | N/A |
Hazard Statements | N/A |
Hazard Codes | N/A |
Risk Codes | N/A |
Safety Statements | N/A |
Transport Information | N/A |
About DPNP Dipropylene glycol n-propyl ether:Dipropylene glycol n-propyl ether is a non-ionic surfactant, colorless transparent liquid with a slight ether taste, soluble in water and miscible with most organic solvents.Tqhp is a…
About DPNP Dipropylene glycol n-propyl ether:
Dipropylene glycol n-propyl ether is a non-ionic surfactant, colorless transparent liquid with a slight ether taste, soluble in water and miscible with most organic solvents.
Tqhp is a trusted global DPNP Dipropylene glycol n-propyl ether. Feel free to send an inquiry to get the latest price of DPNP Dipropylene glycol n-propyl ether. If you would like to buy DPNP Dipropylene glycol n-propyl ether in bulk.
Product Performance of DPNP Dipropylene glycol n-propyl ether:
DPNP Dipropylene glycol n-propyl ether has dynamic surface tension, wettability, defoaming performance and hard surface degreasing performance.
Technical Parameter of DPNP Dipropylene glycol n-propyl ether:
Product name | Odor | Appearance |
---|
DPNP Dipropylene glycol n-propyl ether | Weak ether flavor | Colorless transparent liquid |
Application of DPNP Dipropylene glycol n-propyl ether:
Dipropylene glycol N-propyl ether is mainly used for industrial solvent, water-based paint, oil film and detergent. In the process of dye dissolution, it can be used as a good coupling agent instead of an alcohol solvent. In the production of ink using propylene glycol ether, some formulas can be changed to water-soluble, ink toxicity reduced, improve the operating environment, improve the quality of printing. Dipropylene glycol N-propyl ether is used in coatings and can be used as acrylic resin, styrene-acrylic resin, polyvinyl acetate condensing agent, giving paint film excellent performance, is one of the film-forming additives of many water-based coatings. N-propyl ether is suitable for cleaning agents, especially in systems requiring low volatilization rates, such as wax remover and floor cleaner. It is a good coupling agent for grease and grease and can be used as a paint remover and animal grease remover. In other industries, Dipropylene glycol N-Propyl ether can be applied to agricultural products, cosmetics, electronic ink, textiles.
Packing & Shipping of DPNP Dipropylene glycol n-propyl ether:
We have many different kinds of packing which depend on DPNP Dipropylene glycol n-propyl ether quantity.
DPNP Dipropylene glycol n-propyl ether packing: 1kg/bottle, 25kg/barrel, or 200kg/ barrel.
DPNP Dipropylene glycol n-propyl ether shipping: could be shipped out by sea, by air, by express as soon as possible once payment receipt.
DPNP Dipropylene glycol n-propyl ether Properties |
Other name | N/A |
CAS No. | 29911-27-1 |
Compound Formula | N/A |
Molecular Weight | N/A |
Appearance | Colorless transparent liquid |
Melting Point | N/A |
Boiling Point | N/A |
Density | N/A |
Solubility in H2O | N/A |
Exact Mass | N/A |
DPNP Dipropylene glycol n-propyl ether Health& Safety Information |
Signal Word | N/A |
Hazard Statements | N/A |
Hazard Codes | N/A |
Risk Codes | N/A |
Safety Statements | N/A |
Transport Information | N/A |
About Diffusing agent M-9 Sodium Ligninsulfonate:Diffusing agent M-9 Sodium Ligninsulfonate has the characteristics of rich and fine foam, low degreasing power, low irritation to skin and hair, and good biodegradability.Tqhp is a…
About Diffusing agent M-9 Sodium Ligninsulfonate:
Diffusing agent M-9 Sodium Ligninsulfonate has the characteristics of rich and fine foam, low degreasing power, low irritation to skin and hair, and good biodegradability.
Tqhp is a trusted global Diffusing agent M-9 Sodium Ligninsulfonate. Feel free to send an inquiry to get the latest price of Diffusing agent M-9 Sodium Ligninsulfonate if you would like to buy Diffusing agent M-9 Sodium Ligninsulfonate in bulk.
Product Performance of Diffusing agent M-9 Sodium Ligninsulfonate:
Diffusing agent M-9 Sodium Ligninsulfonate can improve the combability and softness of the hair, and its mild decontamination performance makes the skin comfortable after washing.
Technical Parameter of Diffusing agent M-9 Sodium Ligninsulfonate:
Product Name | Short Name | Effective substance content | PH | Odor | Appearance |
---|
Sodium Ligninsulfonate | M-9 | 50-65% | 7-9 | Slight characteristic odor | Yellowish brown powder |
Applications of Diffusing agent M-9 Sodium Ligninsulfonate:
Sodium lignosulfonate is a chemically modified product of natural lignin, an anionic surfactant, in the state of yellow-brown fine powder, slightly aromatic, soluble in water, and chemically stable. Mainly used as concrete admixtures and water reducing agents; coal water slurry additives; refractory materials and ceramic body enhancers; fillers and dispersants for the dye industry and agricultural preparation processing; as a binder for powder and granular materials; Used as diluting dispersant and viscosity reducer in drilling. It is also commonly used in many industrial and agricultural fields such as resin, rubber, asphalt, feed, water treatment, compound fertilizer, and desert sand fixation agent.
Packing & Shipping of Diffusing agent M-9 Sodium Ligninsulfonate:
We have many different kinds of packing which depend on Diffusing agent M-9 Sodium Ligninsulfonate quantity.
Diffusing agent M-9 Sodium Ligninsulfonate packing: 1kg/bottle, 25kg/barrel, or 200kg/ barrel.
Diffusing agent M-9 Sodium Ligninsulfonate shipping: could be shipped out by sea, by air, by express as soon as possible once payment receipt.
Diffusing agent M-9 Sodium Ligninsulfonate Properties |
Other Names | N/A |
CAS No. | 8061-51-6 |
Compound Formula | C20H24Na2O10S2 |
Molecular Weight | N/A |
Appearance | NA |
Melting Point | N/A |
Boiling Point | N/A |
Density | N/A |
Solubility in H2O | N/A |
Exact Mass | N/A |
Diffusing agent M-9 Sodium Ligninsulfonate Health & Safety Information |
Signal Word | N/A |
Hazard Statements | N/A |
Hazard Codes | N/A |
Risk Codes | N/A |
Safety Statements | N/A |
Transport Information | N/A |
Is the Mn2O3 Powder important? Mn2O3 Is insoluble in water and ammonium chloride solution. It can also be dissolved in inorganic acid. It can be dissolved into a brown solution in cold…
Is the Mn2O3 Powder important?
Mn2O3
Is insoluble in water and ammonium chloride solution. It can also be dissolved in inorganic acid. It can be dissolved into a brown solution in cold hydrochloric or concentrated sulfuric acids. A -type is made by heating the divalent manganese carbonate or nitrate in air up to 600800. The g type is created by heating the MnO2 at 500 for 78 hour or by g.-MnO(OH) drying. It is versatile and useful in the cloth printing and dyeing processes. The manganese dioxide trivalent manganesehydrate is called manganese brown.
What precautions should you take when storing and operating manganese oxide?
Store manganese oxide dioxide in a well-ventilated warehouse at 37°C. Avoid mixing it with other oxidants and food chemicals. Seal the container. Avoid heat or fire. You must install lightning protection equipment in your warehouse. A grounding device must be installed in the exhaust system to eliminate static electricity. The ventilation and explosion-proof lighting settings can be made without spark-prone devices and tools. You must provide shelter materials and leakage-eliminating equipment for the storage area. Operation procedures must be strictly followed by operators who have received special training. Operational disposal must be done in areas with either comprehensive or local ventilation. Keep your eyes from the skin, and do not inhale vapour. Avoid heat and fire hazards. Smoking in workplaces is strongly discouraged. Equipment and ventilation systems that are explosion proof should be used. In order to avoid static buildup, flow rates must be monitored and equipment grounded. To avoid contact with prohibited substances such as oxidants, It is possible that harmful substances may still remain in an empty container. You should wash your hands immediately after using it. You were provided with appropriate fire-fighting equipment and emergency treatment gear for leakage.
Mn2O3 Powder Price
There are many factors that affect the price of pure Mn2O3 powder purity. Dynamic change is taking place in regard to the market price for Mn2O3 Pulp. We are available to assist you at all times.
Mn2O3 Powder Supplier
Advanc3dmaterials (aka. With 12 years experience, Advanc3dmaterials (aka. Our company currently has a number of powder materials. You can also order OEM. For Mn2O3 Powder please contact
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The particle size of solder pastes can significantly affect the rheological properties of these products. If the rheological properties of solder paste are not in a good state, the reflow soldering process…
The particle size of solder pastes can significantly affect the rheological properties of these products. If the rheological properties of solder paste are not in a good state, the reflow soldering process can degrade to a disastrous one. Therefore, it is important for electronics manufacturers to understand the properties of these materials. This will help avoid costly rework on assemblies.
The most common characteristics of solder pastes are the viscosity and the thixotropic behaviour. In this study, a Taguchi method was used to find an optimal combination of these parameters.
To determine the rheological behavior of different pastes, the viscosity of the samples was measured after 8 h of warm-up. Viscosity was found to be influenced by the flux and the vehicle system. However, time-dependent viscosity changes were not considered during the printing cycles.
Another important property of solder pastes is the distribution of particle sizes. The best pastes have small particles, which minimizes voids during reflow. Larger particles can prevent reflow defects.
Aside from the rheological properties of solder powder, the amount of metal particles in the paste also has a significant influence on the formation of a solder joint. High solid fluxes show high viscosity at room temperature, while low solid content can result in thermal collapse.
Several research works have been done on the rheological properties of solder. However, the results of these investigations had major shortcomings. Goodwin and Hughes (2008) concluded that the rheological parameters did not depend on the size of the metal particles, but on the volume fraction of the particles.
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About Cadmium Selenide CdSe Powder :Cadmium selenide is an inorganic compound with the molecular formula CdSe.What is the name of CdSe? Cadmium selenide. It is a black to red-black solid and is classified as…
About Cadmium Selenide CdSe Powder :
Cadmium selenide is an inorganic compound with the molecular formula CdSe.What is the name of CdSe? Cadmium selenide. It is a black to red-black solid and is classified as an N-type semiconductor II-VI.So far, research on the salt has focused on its nanoparticles. Cadmium selenide (CdSe) is a hexagonal modified tetrahedral semiconductor with a wurtzite structure.CdSe is a uniaxial optical semiconductor with two dielectric functions. The measurement of the reflectivity spectra of CdSe crystals under the action of polarized light shows that the electric vectors parallel to and perpendicular to the hexagonal axis are quite different.
Cadmium selenide is a solid binary compound of cadmium and selenium. It is an n-type semiconductor material that is transparent to infrared light. However, p-type doping of cadmium selenide occurs in the use of nitrogen. Wurtzite, sphalerite and rock salt are the three known forms of cadmium selenide crystals. Cadmium is a toxic heavy metal, and selenium can be toxic in large amounts. Cadmium selenide is therefore a known carcinogen in humans and requires medical attention if swallowed or if it comes into contact with the eyes and skin. Most of the current research work focuses on development control.
What is Cadmium Selenide structure? CdSe comes in three crystalline forms: hexagonal wurtzite (hexagonal), galena (cubic), and halite (cubic). The CdSe structure of sphalerite is unstable and converts to wurtzite after moderate heating. The transition starts at around 130 ° C and can be completed in a day at 700 ° C.Halite structures are only observed at high pressures. Tqhp is a trusted global Cadmium Selenide CdSe Powder supplier. Feel free to send an inquiry about the latest price of Cadmium Selenide at any time.
Features of Cadmium Selenide CdSe Powder:
Cadmium selenide, with a molecular formula of CdSe and a molecular weight of 191.36. It is a beige or red powder.
Specification of Cadmium Selenide CdSe Powder:
COA of CdSe |
Purity | 99.99% |
Cu | ≤5ppm |
Ni | ≤5ppm |
Zn | ≤10ppm |
In | ≤5ppm |
Ca | ≤5ppm |
Fe | ≤10ppm |
Cr | ≤3ppm |
Co | ≤5ppm |
Na | ≤5ppm |
How is Cadmium Selenide CdSe Powder produced?
Cadmium selenide (cadmium selenide synthesis) is produced in two different ways. Bulk crystalline CdSe was prepared by high-pressure vertical Bridgman method or high-pressure vertical zone melting method
CdSe can also be produced in the form of nanoparticles. There are several methods for preparing CdSe nanoparticles: retention precipitation in solution, synthesis of structural media, pyrolysis at high temperature, ultrasonochemistry, and radiolysis
Under controlled conditions, alkyl cadmium and tri octyl phosphine selenide (TOPSE) precursors were introduced into a heated solvent, and cadmium selenide was prepared by retention precipitation in a solution
ME2Cd + TOPSE →CdSe +(by-product)
High-temperature pyrolytic synthesis is usually carried out using aerosols containing volatile mixtures of cadmium and selenium precursors. The precursor aerosol is then brought into a furnace containing inert gases such as hydrogen, nitrogen or argon. The precursor reacts in the furnace to form CdSe and several by-products.
Applications of Cadmium Selenide CdSe Powder:
CdSe materials are transparent to infrared (IR) light and have limited applications in photoresistors and Windows of instruments that utilize infrared light. The material also has high luminescent properties.CdSe is a component of the pigment cadmium orange.
Cadmium selenide uses are also including:
Optoelectronic devices
Laser diode
Biomedical imaging
Nanosensing
High-efficiency solar cell
Thin-film transistor
Packing & Shipping of Cadmium Selenide CdSe Powder:
We have many different kinds of packing which depend on the Cadmium Selenide CdSe Powder quantity.
Cadmium Selenide CdSe Powder packing: vacuum packing, 100g, 500g or 1kg/bag, 25kg/barrel, or as your request.
Cadmium Selenide CdSe Powder shipping: could be shipped out by sea, by air, by express as soon as possible once payment receipt.
Cadmium Selenide Properties |
Other Names | cadmium(II) selenide, selanylidenecadmium, cadmium(2+) selenide,
Cadmium monoselenide, CdSe powder |
CAS No. | 1306-24-7 |
Compound Formula | CdSe |
Molecular Weight | 191.37 |
Appearance | Gray or Brown Powder |
Melting Point | 1268 ℃ |
Boiling Point | N/A |
Density | 5.81 g/cm3 |
Solubility in H2O | N/A |
Exact Mass | 193.81988 |
| |
| |
Cadmium Selenide Health & Safety Information |
Signal Word | Danger |
Hazard Statements | H301-H331-H373-H410 |
Hazard Codes | T, N |
Risk Codes | 21-23/25-33-50/53 |
Safety Statements | 36/37-45-60-61 |
Transport Information | UN 2570 6.1/PG 3 |
Bismuth trioxide: What are its benefits? There are three types of pure bismuth triooxide (bismuth dioxide): a, b and d. Yellow monoclinic crystals with relative density 8.9 and melting point 825 are…
Bismuth trioxide: What are its benefits?
There are three types of pure bismuth triooxide (bismuth dioxide): a, b and d. Yellow monoclinic crystals with relative density 8.9 and melting point 825 are the ‘type. They can dissolve in acids, water, alkali, but they will not dissolve in acid. Bright yellow to orange, Tetragonal Crystal System, relative density 8.55, melting temperature 860. Soluble in acid but not insoluble water. It can be easily reduced to metallic Bismuth using hydrogen and hydrocarbons. -Bi2O3 a particular material that has a cubic fluorite crystal structure is called. Because 1/4 of its crystal lattice oxygen ion location is empty, it exhibits very high oxygen-ion conductivity. Electronic ceramic powder materials and electrolyte, photoelectric, high-temperature superconducting, materials and catalysts are the main applications of bismuth dioxide. A purity of at least 99.15% is required for bismuth dioxide as an essential additive to electronic ceramic powder materials. Principal applications are ceramic capacitors and zinc oxide varistors.
Chemical and Physical Properties of Bismuth Trioxide
Bismuth trioxide’s properties include monoclinic and yellow-colored powders as well as stable air stability. At 25/4°C, its density is 8.9 and it has a melting point of 825°C. Under normal pressure, the boiling point at 1890°C is around 1890°C. It changes color to maroon upon heating and to yellow on cooling.
Synthesis of BismuthTrioxide
1. Dropwise add aqueous sodium hydroxide solution without carbon dioxide to bismuth-nitrate solution 8090. After precipitation, the solution will remain alkaline and precipitate as a white volume-swelling bismuth dioxide hydrate Bi(OH).3. To make yellow bismuth trioxide, heat the solution and stir it briefly. You will get the final bismuth dioxide after washing it with water, filtering, drying and then cleaning.
2. Dropwise, mix a 1.5mol/L sodium chloride aqueous solution (without carbon dioxide) with a 0.1mol/L bismuth nuitrate solution. Mix them in 1mol/L NaOH at 8090°C. After precipitation, the solution will remain alkaline. A white volume-expanded bismuth oxide hydrate Bi(OH),3 may precipitate. It is then dehydrated to yellow bismuth trioxide by heating a solution. Decant wash fifteen times using water without oxygen and carbon dioxide. Filter and dry.
3. Once the bismuth has been melted in the graphitecrucible, the oxygen flow creates an arc between the graphite and metal surfaces to heat up and oxidize. You should place the crucible in a large container. The oxygen must also be supplied continuously to keep it oxygen-rich. The reaction temperature of -bismuth is between 750 and 800 degrees F. It is then quickly produced with an purity of at least 99.8%. The product can then be cooled in water and/or on a cold plate to form a high temperature phase b.
4. Slowly stir the excess sodium carbonate solution with Bi(NO3)35H2O acidic solutions (20g) and mix in 2mol/L HNO3. To precipitate Bi2O2CO3, filter the solution, wash it, and then dry. It can be placed in an aluminum container and heated at 650K for approximately 1.5 hours.
5. Burn bismuth subnitrate at 400~500 to remove NO3- ions for about (3~4h): 2BiONO3=Bi2O3+NO+NO2+O2
Once the fire is out, it cools down and all become lemony yellow.
6. You can wash 16kg of 99.9% conductive bismuth surfaces with a little bit of dilute Nitric Acid. Next, you will need to use conductive waters to remove the surface nitric. After adding the 1:1 high-purity acid (35kg of nitric, with a relative density of 1.42 + 20L conductive), continue reacting for 10 minutes. The filtrate should be cooled slightly. After that, it must be evaporated and concentrated to a density of 1.9. Cool the solution to crystallize. Make a solution of the bismuth nitrate obtained by stirring. Allow it to cool, stir, and then let it sit for about 15 minutes. Once the reaction has completed, you can spin it using a centrifuge.
Tqhp advanced materials Tech Co., Ltd (Tqhp ), a bismuth oxide powder company with over 12 year experience in chemical products development and research, is Tqhp . We can provide high-quality bismuth oxide powder. Please contact us to send an enquiry.
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About Potassium cocoyl glycinate CAS 301341-58-2:This product is a colorless to light yellow transparent liquid with good cleaning ability. The foam is rich, smooth and elastic; it feels smooth and not tight…
About Potassium cocoyl glycinate CAS 301341-58-2:
This product is a colorless to light yellow transparent liquid with good cleaning ability. The foam is rich, smooth and elastic; it feels smooth and not tight when used; it has good foaming performance under neutral to alkaline conditions ; It has good compatibility with fatty acid salts, which can improve the foam quality of the fatty acid salt system and the tightness after washing; this product is a surfactant synthesized from natural materials such as natural coconut oleic acid and glycine. It has good biodegradability and no pollution to the environment.
Tqhp is a trusted global Potassium cocoyl glycinate CAS 301341-58-2. Feel free to send an inquiry to get the latest price of Potassium cocoyl glycinate CAS 301341-58-2, if you would like to buy Potassium cocoyl glycinate CAS 301341-58-2 in bulk.
Product Performance of Potassium cocoyl glycinate CAS 301341-58-2:
This product is a colorless to light yellow transparent liquid with good cleaning ability. The foam is rich, smooth and elastic; it feels smooth and not tight when used; it has good foaming performance under neutral to alkaline conditions ; It has good compatibility with fatty acid salts, which can improve the foam quality of the fatty acid salt system and the tightness after washing; this product is a surfactant synthesized from natural materials such as natural coconut oleic acid and glycine. It has good biodegradability and no pollution to the environment.
Technical Parameter of Potassium cocoyl glycinate CAS 301341-58-2:
Product Name | Short Name | Effective substance content | PH | Odor | Appearance |
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Potassium cocoyl glycinate CAS 301341-58-2 | LAO | 30±1 | 6.0-8.0 | Slight characteristic odor | Colorless to light yellow transparent liquid |
Applications of Potassium cocoyl glycinate CAS 301341-58-2:
It is widely used in hand sanitizers, shower gels, shampoos, foam shaving products, oral cleaning products, facial cleansers, soap-based facial cleansers, facial cleansers and baby products. The recommended dosage is 2-30%.
Packing & Shipping of Potassium cocoyl glycinate CAS 301341-58-2:
We have many different kinds of packing which depend on Potassium cocoyl glycinate CAS 301341-58-2 quantity.
Potassium cocoyl glycinate CAS 301341-58-2 packing: 1kg/bottle, 25kg/barrel, or 200kg/ barrel.
Potassium cocoyl glycinate CAS 301341-58-2 shipping: could be shipped out by sea, by air, by express as soon as possible once payment receipt.
Potassium cocoyl glycinate CAS 301341-58-2 Properties |
Other Names | N/A |
CAS No. | 301341-58-2 |
Compound Formula | N/A |
Molecular Weight | N/A |
Appearance | NA |
Melting Point | N/A |
Boiling Point | N/A |
Density | N/A |
Solubility in H2O | N/A |
Exact Mass | N/A |
Potassium cocoyl glycinate CAS 301341-58-2Health & Safety Information |
Signal Word | N/A |
Hazard Statements | N/A |
Hazard Codes | N/A |
Risk Codes | N/A |
Safety Statements | N/A |
Transport Information | N/A |