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PRODUCT PARAMETERS
Description
Overview of Tungsten Disulfide WS2 Powder
Tungsten disulfide (WS2) powder has become an essential product in different commercial and scientific applications. This powder, composed of tungsten and sulfur atoms, exhibits impressive stability and conductivity, making it an important component in various innovations.

(Tungsten Disulfide WS2 Powder CAS 12138-09-9)
Characteristics of Tungsten Disulfide WS2 Powder
High Lubricity: WS2 powder shows excellent lubricity, making it ideal for lubricating coatings and greases.
Excellent Conductivity: It has high electric conductivity, valuable in electronic gadgets and sensing units.
Thermal Security: Tungsten disulfide keeps its properties also under heats, making it ideal for use in severe conditions.
Chemical Inertness: WS2 powder is chemically inert, standing up to corrosion and deterioration in numerous environments.
Versatile for Syntheses: It can be conveniently processed and integrated into different products, such as polymers and ceramics, improving their physical and chemical buildings.
Parameter table of Bismuth Sulfide Bi2S3 Powder
Tungsten Sulfide Properties | |
Other Names | tungsten sulfide (WS2), tungsten disulphide, tungsten(IV) sulfide, WS2 powder |
CAS No. | 12138-09-9 |
Compound Formula | WS2 |
Molecular Weight | 247.97 |
Appearance | Gray to Black Powder |
Melting Point | 1250 °C |
Boiling Point | N/A |
Density | 7.5 g/cm3 |
Solubility in H2O | N/A |
Exact Mass | 247.895074 |
Tungsten Sulfide Health & Safety Information | |
Signal Word | Warning |
Hazard Statements | H315-H319-H335 |
Hazard Codes | Xi |
Risk Codes | 36/37/38 |
Safety Statements | 26-37/39 |
Transport Information | N/A |
Application of Tungsten Disulfide WS2 Powder
High Lubricity: WS2 powder exhibits superb lubricity, making it ideal for oiling finishings and greases.
Outstanding Conductivity: It has high electrical conductivity, helpful in digital gadgets and sensing units.
Thermal Security: Tungsten disulfide keeps its residential or commercial properties even under heat, making it suitable for usage in severe problems.
Chemical Inertness: WS2 powder has chemically inertess, withstanding deterioration and deterioration in various environments.
Versatile for Syntheses: It can be quickly processed and incorporated into various products, such as polymers and porcelains, which can enhance their physical and chemical residential properties.

Lubrication Industry

Catalysis

Energy Storage

Sensors and Actuators
Production Method of Bismuth Sulfide Bi2S3 Powder
Strong – State Response
Take bismuth (Bi) metal or bismuth oxide (Bi ₂ O ₃) and mix it with sulfur (S). Warmth the mix at around 500 – 700 ° C in an inert gas environment, like nitrogen. The bismuth and sulfur react directly to develop Bi ₂ S ₃. This way is basic and can be used for making huge amounts. Yet it may result in impure products because it’s tough to mix the materials flawlessly.
Chemical Precipitation
Liquify bismuth salts, such as bismuth nitrate (Bi( NO ₃) ₃), in water. After that include a sulfur-containing compound, like sodium sulfide (Na ₂ S), to the option. A chemical reaction occurs, and Bi ₂ S ₃ speeds up. Afterward, filter and completely dry the precipitate to obtain the powder. This technique provides better control over the bit size and shape.
Hydrothermal Synthesis
Put bismuth salts and sulfur sources in water. Heat the mixture in a sealed container at 150 – 250°C under pressure. However, it needs special equipment to handle the pressure.

Company Profile
RBOSCHCO is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality chemicals and nanomaterials, including boride powder, nitride powder, graphite powder, sulfide powder, 3D printing powder, etc.
The company has a professional technical department and Quality Supervision Department, a well-equipped laboratory, and equipped with advanced testing equipment and after-sales customer service center.
If you are looking for high-quality Tungsten Disulfide WS2 Powder, please feel free to contact us or click on the needed products to send an inquiry.
Storage Condition of Bismuth Sulfide Bi2S3 Powder
Store Bi₂S₃ powder in airtight containers. Please keep it in a cool and dry place, and make sure it’s away from direct heat and sunlight. Also, please keep it away from strong acids because they may react and give off toxic hydrogen sulfide gas. If high purity is needed, use inert gas like argon or nitrogen when handling it. This way, the powder stays stable, and its quality is good for use in electronics or optoelectronics.
Payment Term
L/C, T/T, Western Union, Paypal, Credit Card etc.

Shipment Term
By sea, by air, by express, as customers request.
5 FAQs of Bismuth Sulfide Bi2S3 Powder
Q1:
What is the primary use of Tungsten Disulfide WS2 Powder?
Re: Tungsten disulfide WS2 powder is mainly utilized in lubrication applications due to its superb lubricity and thermal stability. It is commonly used in lubricating substances for enhanced tribological homes and extended device life expectancy. It can also be applied to electronic devices, catalysis, power storage space, sensors, and actuators.
Q2:
How does Tungsten Disulfide WS2 Powder differ from other lubricants?
Re: Tungsten disulfide WS2 powder differs from other lubricants for its unique homes, It displays excellent lubricity and thermal security, keeping its lubricating homes even under high temperatures. In addition, it has chemical inertness, standing up to rust and destruction in various settings. These properties make WS2 powder an exceptional lube .
Q3:
Is Tungsten Disulfide WS2 Powder safe to use?
Re: Yes, Tungsten disulfide WS2 powder is typically safe to utilize. It is chemically inert and safe, presenting no significant health hazards. Nonetheless, managing it in a well-ventilated area and wearing protective equipment is always a good idea to lessen potential dangers.
Q4:
How is Tungsten Disulfide WS2 Powder produced?
Re: Tungsten disulfide WS2 powder is generated via various synthesis methods, consisting of chemical vapor deposition, physical vapor deposition, and mechanical alloying. These methods include the response of tungsten and sulfur forerunners under regulated conditions to form the WS2 compound. The resulting powder is after that processed and detoxified to acquire the preferred WS2 powder.
Q5:
What are the prospects for Tungsten Disulfide WS2 Powder?
Re: Tungsten disulfide WS2 powder has promising prospects due to its distinct residential or commercial properties and range of applications. As the demand for high-performance lubricating substances, electronic tools, and power storage space systems remains to expand, WS2 powder is expected to increase. Furthermore, research right into brand-new applications and synthesis methods is continuous, which could even more increase its usage in numerous sectors.
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