Wholesale Tungsten Oxide for sales

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• place of origin: China

• classification: General Reagents

Tungsten trioxide is a powder metallurgy raw material for the production of cemented carbide and tungsten products. According to the national standard (GB/T 3457-1998), it is divided into two types, namely tungsten trioxide (referred to as yellow tungsten), molecular formula is WO3, and blue tungsten oxide (referred...

customizable of molybdenum metal rod

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• purity: High purity

Molybdenum is an insoluble metal with a melting point of 2630 degrees Celsius and a recrystallization temperature of about 900 degrees Celsius. It has high strength and good processing performance at high temperatures. It is not only a heat-resistant coating material, but also the only metal material for...

Tungsten Scrap Stainless Direct Sales

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• place of origin: China

• purity: High purity

Tungsten is a non-ferrous metal. Usually people divide metals into two categories according to their color and properties: ferrous metals and non-ferrous metals. Ferrous metals mainly refer to iron, manganese, chromium and their alloys, such as steel, pig iron, iron alloys, cast iron, etc. Metals other than ferrous...

Phosphomolybdic acid Yellow direct sales

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• purity: High purity

Phosphomolybdic acid is an important catalyst and is widely used in organic synthesis, oxidation of organic matter, corrosion inhibitor, and non-carbon fuel cells. In addition, it also has the characteristics of photochemical reaction, which can absorb the energy in light and convert it into chemical energy....

Wholesale Molybdenum powder price

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• purity: High purity

Molybdenum Powder Distribution According to the research of relevant departments, the distribution area of carbonatite (including molybdenum powder and dolomite) in the world reaches 5.34 million square kilometers, accounting for 4% of the earth's land surface area. Carbonatite distribution in China The area is 3.44...

Hot selling tungsten oxide Sales

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• place of origin: China

• classification: General Reagents

Tungsten oxide has gas sensitivity and is used for the detection of nitrogen dioxide, ammonia and other toxic gases. Tungsten oxide thin film gas sensors and tungsten oxide nanoparticle sensors have been prepared, and the discovery of nanosensors has greatly improved the detection of low-concentration toxic gases...

High purity can be customized Tungsten Series

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• place of origin: China

• purity: High purity

Tungsten is a rare metal. Rare metals usually refer to metals that are less abundant or sparsely distributed in nature. Tungsten is a widely distributed element, which is found in almost all kinds of rocks, but the content is low. The content of tungsten in the crust is 0.001%, and the average content in granite is...

Good Quality ammonium molybdate

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• classification: General Reagents

• purity: High purity

Ammonium molybdate needs to be closed and fully exhausted. Operators must undergo special training and strictly abide by operating procedures. It is recommended that operators wear self-priming filter dust masks, chemical safety goggles, anti-virus infiltration work clothes, and rubber gloves. Avoid generating dust....

High Speed Tungsten oxide best price

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• place of origin: China

• classification: General Reagents

Yellow tungsten oxide is an oxide of tungsten. The appearance of yellow tungsten oxide is yellow powder. Two different particles of yellow tungsten oxide are different in size and show different colors. When the crystal size of yellow tungsten oxide is about 1.5um, it appears yellow. When the yellow tungsten oxide...

Molybdenum metal rod for buy

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• purity: High purity

Molybdenum is used in the manufacture of electric vacuum devices and electric light source parts. It is suitable for processing ion implantation parts. It is used as high-temperature heating element and high-temperature structural parts. It is used as an electrode in the glass and refractory fiber industry. Used as...

New Product sodium tungstate Sales

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• place of origin: China

• classification: General Reagents

1. The wolframite is crushed to 320 mesh by the alkaline hydrolysis method of tungsten ore, and 30% caustic soda is added to the reactor for alkaline hydrolysis. After alkaline hydrolysis, it is reacted with calcium chloride to synthesize calcium tungstate, and calcium tungstate reacts with hydrochloric acid to...

Hot Product sodium molybdate

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• classification: General Reagents

• purity: High purity

Sodium molybdate is an inorganic substance with the chemical formula Na2MoO4, which is a white rhombus crystal. Molybdenum trioxide can be produced by oxidative roasting of molybdenum concentrate, leaching with liquid alkali to produce sodium molybdate solution, and then it can be obtained by suction filtration,...

Best Product Black molybdenum disulfide

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• classification: General Reagents

• purity: High purity

Molybdenum disulfide can also become a new material for making transistors. Compared with graphene, which is also a two-dimensional material, molybdenum disulfide has an energy band gap of 1.8 eV, while graphene does not have an energy band gap. Therefore, molybdenum disulfide may have a broad application space in the...

Hot sales ammonium tungstate

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• place of origin: China

• classification: General Reagents

After calcination of ammonium tungstate into tungsten trioxide, the tungsten trioxide is reduced, and then the tungsten trioxide reduced tungsten powder is oxidized and reduced twice in a cycle, and the particle size distribution is between 0.1 and 0.5 μm. %, submicron tungsten powder with a specific surface area of...

Hot selling ammonium metatungstate

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• place of origin: China

• classification: General Reagents

There are many preparation methods of AMT. The principle processes of the main preparation methods are: 1. Using ammonium tungstate solution as raw material, firstly prepare metatungstic acid press solution by solvent extraction or ion exchange method, and then obtain ammonium metatungstate through evaporative...

Product direct sales, high purity, 99% tungsten powder

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• place of origin: China

• purity: High purity

See tungsten trioxide for toxicity of tungsten powder. Put the product into a clean polyethylene plastic bottle, tighten the cap, put the plastic bottle in a wooden box, and fasten it with soft objects around it, or put the product into an iron drum lined with polyethylene plastic bags, each box (Drum) net weight...

hot direct sales, high purity, 99% tungsten particles

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• place of origin: China

• purity: High purity

There are more than a dozen main tungsten ores, and there are two main ones in China; wolframite (tungstate of manganese and iron) and scheelite (calcium tungstate). 1. Wolframite: (FeMn)WO4. The colors are dark gray, light reddish brown, light brown black, hair brown and iron brown. Semi-metallic luster, metallic...

direct sales, high purity, 99% ferromolybdenum

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• purity: High purity

Ferromolybdenum, an amorphous metal additive in the production process, has several excellent properties that are transferred to new alloys. One of the main benefits of ferromolybdenum alloy is its hardenability, which makes the steel extremely weldable, and ferromolybdenum is one of the top 5 high melting point...

direct sales of high purity molybdenum rods

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• purity: High purity

Molybdenum products are prone to oxidation. To remove heavy oxides, treat with strong acid (fluoric acid, nitric acid, hydrochloric acid, etc.). Please be careful during operation. For mild oxides, use a cleaning agent with an abrasive added, wipe with a soft cloth or sponge, etc., and then rinse with warm water....

High price of sodium molybdate

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• classification: General Reagents

• purity: High purity

Agriculture uses 1 million pounds of chemical fertilizers each year. In particular, it has been suggested for the treatment of whiptail in broccoli and cauliflower in molybdenum-deficient soils. [5] [6] Care must be taken, however, as sodium molybdate at 0.3 ppm can cause copper deficiency in animals, especially...

Best molybdenum dioxide powder

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• classification: General Reagents

• purity: High purity

Molybdenum dioxide is a constituent of "technical molybdenum trioxide" produced during the industrial processing of MoS2:[4][5] 2 MoS2 + 7 O2 → 2 MoO3 + 4 SO2MoS2 + 6 MoO3 → 7 MoO2 + 2 SO22 MoO2 + O2 → 2 MoO3MoO2 has been reported as catalysing the dehydrogenation of alcohols,[6] the reformation of hydrocarbons[7] and...

The role of molybdenum disulfide

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• purity: High purity

MoS2 has a low coefficient of friction due to the weak van der Waals interactions between the sulfide atomic sheets. MoS2 particle size in the range of 1-100µm is a common dry lubricant. Few alternatives offer high lubricity and stability in oxidizing environments up to 350°C. Sliding friction tests on molybdenum...

Ferrophosphate Manganese sulfide molybdenum disulfide

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• place of origin: China

• classification: General Reagents

Ferrophosphate is a compound that contains iron and phosphate ions. It is commonly used as a nutrient supplement in fertilizers and animal feed. Manganese sulfide is a compound that contains manganese and sulfur ions. It is commonly used as a pigment in ceramics, glass, and paint. Molybdenum disulfide is a compound...

Best Product Molybdenum Disulfide

• Brand: leji

• Packaging: Bag/Drum

• Supply Ability: 8000kg

• classification: General Reagents

• purity: High purity

MoS2 has a low coefficient of friction due to the weak van der Waals interactions between the sulfide atomic sheets. MoS2 particle size in the range of 1-100µm is a common dry lubricant. Few alternatives offer high lubricity and stability in oxidizing environments up to 350°C. Sliding friction tests on molybdenum...