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The Properties And Application of Nano silicon carbide

Introduce yourself
High-frequency, high-power, low energy-consumption, high temperature resistance, and radiation resistance are all characteristics of SiC nanomaterials. SiC nanowires have a photoluminescence at room temperature, making them an ideal material to manufacture blue light-emitting diodes (BLEDs) and laser diodes. Recent studies show that micron-sized SiC Whiskers are used to reinforce ceramics, metals and polymer-based composites. These composite materials exhibit excellent mechanical properties. It is possible for composite materials to have higher strengths, hardnesses and aspect ratios. As reinforcement phase for composite materials, larger SiC one-dimensional Nanomaterials will enhance their performance. SiC one-dimensional Nanomaterials possess excellent properties such as low threshold fields strength, high current densities, and good temperature stability. The materials will be used for electric field emission. This feature allows them to be turned into new electronic lights of third-generation and used for image display. The role is huge. As research progressed, researchers found that SiC one-dimensional nanostructures had broad applications in hydrogen storage and photocatalysis as well as sensing.
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1. Large surface area, good surface activity, low density, and excellent mechanical, thermal electrical and chemical characteristics, including high hardness and wear resistance, and self-lubrication. 1. Nano silicon carbide has high purity and a small particle size distribution. It also has a high surface area.
2. This product exhibits high thermal conductivity with low thermal expansion coefficient and a good wear resistance.
3. The hardness of the material is between diamond and corundum, while the mechanical strength is greater than corundum.
4. Nano silicon carbide exhibits excellent thermal conductivity, and it is also a semi-conductor that can resist oxidation when heated to high temperatures.


Manufacturing structural components such as sliding bearings (liquid fuel nozzles), high-power and low-frequency molds and semiconductor components for the metallurgy and chemical industries, and aerospace and energy industries.
2. Surface treatment of metals: cutting tools and molds. Heat resistant coatings.

3. Composite materials: Metal-based, ceramics-based and polymer-based composite material preparation.

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What is the price of cobalt phosphide?

The physical and chemical properties cobalt-phosphide Physical properties
It is needle-like and gray. Its relative densities (15degC), is 6.14. Melting point is 1386degC. It is a cheap, efficient, and stable transition metal phosphide.
Cobalt-phosphide (CO2P) is soluble both in nitric acids and aqua regia, but not in water. CO2P is a compound that forms when the phosphorus source enters the cobalt lattice. Cobalt-phosphide is used for magnetism and as anode materials in lithium batteries. It can also be used to catalyze hydrogenation, or photocatalyze degradation. Cobalt phosphide has a low bandgap with high thermal stability and chemical stability. It also has a strong electrical conductivity, and is capable of high-efficiency catalysis.
Purity and particle sizes parameters of cobalt-phosphide
Purity: 99.99%
Particle Size -60 mesh
Bulk density: 6.14 (g/cm3)

How is Cobalt Phosphide Powder produced?
Oil bath
The phosphorus in tri octyl is used to synthesize phosphate. This phosphate can then be obtained from an organic mixture through the thermal decomposition metal phosphate. It is very easy to aggregate the cobalt nanowires when tri octyl is used as the phosphorus in the reaction.
Hydrogen reduction
This is because the bond between oxygen, phosphorus, and metal is stronger. It is only at high temperatures that the bond can be broken. The high sintering temperatures cause the formation of large grain if phosphate is used to synthesize phosphate.
The toxic PH3 will be generated by the simple and relatively mild hypophosphite route, i.e., heating sodium hypophosphite at high temperature (300 to 400degC).
Element preparation method
Metal phosphides can be prepared under hydrothermal conditions (140 - 200degC). As phosphorus sources, white phosphorus (also known as yellow phosphorus or red phosphorus) is used.

Cobalt phosphide price
(aka. Technology Co. Ltd., a trusted global chemical supplier & manufacturer has more than 12 years of experience in providing high-quality Nanomaterials and chemicals. Currently, we have developed a successful series of powdered materials. Our OEM service is also available. Contact us if you're looking for Cobalt Phosphide Powder. You can also click on the products you need to send us a message.


Are there any prohibited items that should be paid special attention to when sending international express?

Prohibited goods include 1. These include explosives, flammables, toxics, acids-bases and radioactive items such as firecrackers, gasolines, alcohols, kerosenes, tung oils, lacquers, matches, pesticides and more. The "Practical Handbook of Dangerous Chemistries" published by Industry Press lists all the dangerous chemicals in the Chemical Products section.
2. Narcotics such as morphine, opium and cocaine (Kogan) are psychotropic substances. Items that are prohibited from being circulated or delivered by national laws such as guns, foreign or domestic currencies, etc. ;
3. Perishable items and all types of live animals including fresh fish, meat, etc. ).
4. Items that harm public health include bones (including incinerated ones), animal skins which have not yet been nitrated as well as animal bones made without medicine.
5. Reactionary publications, books or windows, or materials that are obscene, etc.
6. If you want to know more about the Chemical Product If the item you're sending isn't listed in "Practical Handbook of Dangerous Chemistries", you will need to provide an identification document issued by the local first level chemical product identification department. This certificate confirms the product in question is a non-hazardous chemist. Mail, it is the responsibility of the relevant appraisal department to provide the results. Tongrun supplies you with nanopowder material. Consultations are available at any time if you have questions about which powders you can mail. In addition, the company operates an import and export business for nanomaterials. Click here to access the following information:

These are the specific classifications
(1) Valueds: gold bricks, coins, silver bars and platinum.
(2) Checks, cash, credit cards or phone cards; blank travel tickets; non-cash tickets
3) Antiques and handicrafts such as Ming Dynasty ceramics and exquisite glass.
(4) Medical specimens: diagnostic samples (blood samples, urine samples and human tissues).
(5) A variety of dangerous goods, including those that are inflammable or explosive, toxic, acid-base, and radioactive. Matches (both liquid and solid), detonators (gunpowder), firecrackers; gasoline, kerosene; alcohols (liquids and solids); sulfuric, hydrochloric, and nitric acids.
All forms of narcotic drugs, psychotropic substances and potent poisons. As arsenic or opium.
(7) Items that are prohibited by law. Including cultural relics and weapons.
Newspapers, books and pictures that are obscene, reactionary or offensive. Audio-visual products such as laserdiscs, computer disks, compact discs, DVDs, VCDs.
Obstructing public access. Animal skins, including burned ones, and animal bones, which haven’t been medicated.
Animals, plants, and their specimens.
(10) Unrecognisable white powder
(12) Liquids: seafood, alcoholic beverages (beer, liquor, etc. ), liquids, etc.
(13) Fragile products: glass products
Pornography, gambling and drugs are also prohibited. Guns, knives etc. All of the above is not permitted. Those products that are not illegal can be mailed through couriers to other countries.

Where can you buy high-quality Nano-powder Materials?
(aka. Technology Co. Ltd., a reputable global chemical supplier & manufacturer has over 12 years experience in providing high-quality Nanomaterials and chemicals. Currently, we have developed a successful series of powdered materials. Our OEM service is also available. If you're looking for Nano Silver powder , Contact us. Please contact us. Needed products Send us a message.


Boron Nitride Powder Properties And Applications

Boron nitride The first application of hexagonal boron nitride was as a high-temperature lubricant. As a high-temperature grease, hexagonal boron was the first application. White graphite is a common name because of its similarity to graphite in terms of both its structure and properties.

Boron Nitride Powder Properties

Boron Nitride is resistant to corrosion by chemicals and mineral acids. It is also not affected by water and mineral acid. The boron and nitrogen bond is broken by hot concentrated alkali. Boron Nitride begins to oxidize at temperatures above 1200degC. It decomposes around 2700degC in vacuum. Boron Nitride is soluble only in warm acid, but insoluble in cold waters.

Most properties of boron materials are better than those of carbon materials. The following properties are found in hexagonal boron Nitride: Low friction coefficient; good high temperature stability; good thermal shock resistance; high strength; high thermal conductivity.

Boron Nitride is a hexagonal system of crystals. The most common one is the graphite crystal lattice. There are also amorphous forms. In addition to hexagonal boron, nitride crystals include: rhombohedral, Cubic, and Wurtzite types.

Boron nitride Powder Applications

Cubic-boron nitride has an excellent heat resistance in addition to its excellent wear resistance. It can cut heat resistant steel, ferroalloys and hardened steel. At a relatively high temperature, it can cut Si-Al and Si-Cr alloys and chilled rolls with high hardness.

It is a semiconductor material with a wide band-gap (band-gap of 6.4 eV). Cubic-boron nitride exhibits high thermal conductivity, good resistivity, high mobility and low dielectric constant. They all share a wide band-gap, which makes them ideal for electronics that operate in extreme environments.

In comparison with SiC or GaN, diamond and cubic-boronnitride have superior properties. These include a wider band gap and greater mobility. Diamond and cBN are superior materials for extreme electronics.

Due to its high hardness and high transmittance across the entire spectrum of wavelengths from ultraviolet (approximately 200 nm to far infrared), it is suitable for optical applications.

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With the development of the times, the application of zinc nitride is also constantly improving

Zinc Nitride: Overview The formula for zinc nitride Zn3N2, a gray crystal that is soluble with hydrochloric Acid. It decomposes quickly into zinc hydroxide, and ammonia when placed in cold water. It can be produced by reacting ammonia with zinc powder at 500-600degC.
Useful Information The following are some examples of how to use Zinc Nitride

Zinc nitride film is prepared using this product
Zinc Nitride (Zn3N2) is a unique material with electrical and optical properties. The energy band gaps of zinc oxide, whether an indirect or direct band gap silicon, have always been a major controversy in semiconductors. The band gap can be greatly affected by the preparation methods, growth conditions and problems in industry and academia. As an example, prior art methods like magnetron deposition, chemical vapour deposition, electrostatic elctrostalysis, and molten beam epitaxy could be used to create zinc nitride layers.

Zinc oxide films made by the same technique have very different optical and electric properties. A simple, easy to reproduce and high-quality crystalline preparation method is urgently needed. A method is presented for the preparation of a zinc-nitride layer. The preparation method uses atomic layer deposition to prepare the Zinc Nitride film. This allows for precise control of the band gaps in the Zinc Nitride film. The prepared membrane is uniform, complete and has excellent performance.

The technical solutions that were adopted include:

Steps for the preparation of zinc nitride films include:

(1) Place the substrate inside the reaction chamber.

(2) Adsorb the zinc atoms on the surface substrate by introducing the zinc-containing pre-deposition source into the reaction chamber.

Let the precursor source containing nitrogen enter the reaction room of the atomic-layer deposition equipment. Ionize this nitrogen-containing pre-source through plasma. After ionization of the precursor source, the nitrogen is partially deposited on the substrate to form the covalent nitrogen-zinc bond. Ionization of the nitrogen precursor. The source will be sent to a reaction equipment. After ionization the nitrogen atoms are partially deposited in the cavity. The zinc atom is bonded to the nitrogen atom by a covalent bond.

Repeat steps (2) and 3) to build up the zinc-nitride layers by layers.

The method can produce high-quality crystalline materials and is repeatable. It is simple to implement and achieves crystals of excellent quality. The nitrogen is introduced to the atomic layer system via the plasma. After that, the conditions of the chamber are precisely set, including the vacuum degree, the cycle period, the conditions for the plasma and the other conditions. Adjust the band-gap of the zinc nitride prepared film. The present invention provides various high quality zinc nitride sheets with adjustable bands gaps that can be tailored to meet different electrical and optical requirements.

2. Used to prepare touch screen covers and touch screen films
As technology advances and smart devices become more common, the demand for touch screens to be the primary window of human-computer interactions is increasing. In the prior art, the low coating yield and high production costs, as well as the low production efficiency, were problems when the light-shielding layers in the BM of the cover of the touchscreen was prepared by screen printing with black ink. The resulting product has a tendency to bubble when it is used with liquid crystal displays. This can lead to a lack of perfect fit. Offer a zinc nitride-based touch screen and touchscreen cover film.
The new touch screen film is made of zinc nitride, a film that has a low surface reflectivity, low production cost, high surface hardness with strong scratch resistance, wear resistance, high surface energy and can effectively be laminated liquid-crystal display. The film thickness ranges from 60 to 200nm which can eliminate stepping. The new type is a touch-screen cover film that includes a Zn3N2 film and a Si3N4 film. The adhesion of a film decreases if its thickness exceeds 50 nm. However, if it's less than 10 nm thick, then the film transmits light and does not have the light-tightness effect. The zinc film is black, absorbs visible light well, and has a matte finish. It can be used to create a functional black layer. The touch-screen cover film embodiment includes in order a silicon (Si3N4) nitride, a zinc nitride, and a plastic protective film. The touch-screen cover in this embodiment consists of a glass substrate, the touch-screen cover film and the silicon nitride (Si3N4) film.

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The Property And Application of Zinc Sulfide Powder

Zinc sulfide is an inorganic compound with a chemical formula of ZnS. Its appearance is white to off-white or light yellow powder. Zinc sulfide becomes darker when it is exposed to light.

The Property of Zinc Sulfide:

Zinc sulfide is stable in dry air, and when left in humid air for a long time or contains moisture, it will gradually oxidize to zinc sulfate. Zinc sulfide is soluble in dilute inorganic acid, soluble in alkali, but insoluble in water, zinc sulfide powder is irritating.
Zinc sulfide is generally obtained by the action of hydrogen sulfide and zinc salt solution. If a small amount of Cu, Mn, Ag is added as an activator in the crystalline ZnS, it can emit different colors of fluorescence after being illuminated. Zinc sulfide is used as analytical reagent, paint, paint making, white and opaque glass, filling rubber, plastic, and for preparing phosphor.

The Application of Zinc Sulfide:

As an important two and six compound semiconductors, zinc sulfide nanomaterials have attracted great attention, not only because of its excellent physical properties, such as wide band gap, high refractive index, and high light transmittance in the visible light range, but also Its huge potential is applied to optics, electronics and optoelectronic devices.

Zinc sulfide has excellent fluorescence effect and electroluminescence function. Nano-zinc sulfide has a unique photoelectric effect. It has many excellent properties in the fields of electricity, magnetism, optics, mechanics and catalysis. Therefore, the research of nano-zinc sulfide has caused In 1994, Bhargava reported that the surface passivation of nano-ZnS:Mn phosphor not only has an external quantum efficiency of up to 18% at high temperature, but also has a fluorescence lifetime shortened by 5 orders of magnitude, and it also emits light. The performance has been greatly changed, which opens up a new way for the application of ZnS in materials.

Zinc sulfide can be used to make white pigments and glass, luminous powder, rubber, plastic, luminous paint, etc.

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What are the advantages and applications of molybdenum disulfide

Molybdenum is the primary component in molybdenite. The powder is black and has a metallic sheen. The chemical name is MoS2, melting point is 1185degC. Density is 4.80g/cm (14.4degC) and Mohs Hardness is 1.01.5. Introduction on the benefits of molybdenum sulfide

1. Keep the production area clean, tidy and free of oil.
2. This can save you a lot of lubricants.
3. Reduce the workload of maintenance workers and improve the technical conditions.
4. Because of the low friction coefficient, molybdenum isothiodide has a small friction resistance, which allows for electricity savings. The brother unit can save 12% electricity. 5. It can improve attendance rates, reduce loss of equipment components, and extend the service lifetime of friction equipment.
6. The application of molybdenum diulfide lubrication resolves the technical problem and improves accuracy and efficiency.
7. Molybdenum diulfide is a filling and filling agent that can restore geometric dimensions to certain parts. This extends the life of the part.
8. Molybdenum diulfide possesses the properties of being waterproof, resistant to alkali and acid, as well as moisture-proof.
9. Molded components using molybdenum-disulfide plastics or powder melting can save a great deal of nonferrous metals.
10. When using molybdenum diulfide in certain equipment, it is possible to eliminate the complex oil supply systems, which simplifies equipment structure, improves area utilization and also causes major reforms.

Application of molybdenum sulfide

It is also capable of superconducting. It has unique electronic properties that are not found in graphene. Its applications are wide-ranging and include electronic communications (e.g., transistors, sensors), biomedicine, flexible manufacturing (e.g., flexible screens), energy, etc. ).

Due to their unique two-dimensional layered structure with atomic thickness and photoelectric characteristics, two-dimensional materials have gained much attention. Most representative are the transition metal chalcogenides including Molybdenum Disulfide(MoS2) tungsten Disulfide(WS2) molybdenum chalcogenide (MoSe2) tungsten chalcogenide (WSe2) etc. because they possess visible light bandgap qualities that the first discovered material graphene did not possess.

It is very easy to break the van der Waals force that exists between the layers of two-dimensional materials. Two-dimensional materials are used in research to create lighter optoelectronics devices. They have thinner layers, which can break van der Waals between layers. Molybdenum Disulfide, with its multiple layers, is a two-dimensional material that has been studied extensively in the family of TMDCs. Its 2H phase also makes it one of most stable forms.

Compared with the traditional intercalator-assisted electrochemical method, the intercalator-assisted plasma liquid phase technology has fewer product defects and does not introduce additional groups. It can also be used to prepare high-quality, two-dimensional material. Promote the flexible use of two-dimensional material in optoelectronics as well as other fields and continue to improve optical-electronic device development.

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Algae Extracts Controllable Synthesis of Vanadium Carbide Nanosheets with Enhanced Photothermal Performance in the Near Infrared Region

What is Vanadium Carbide?

Vanadium Carbideis an opaque black crystal that has a density between 5.255.4g/cm3 with a melting point around 2750. This is a little harder than quartz. This substance can be used to make vanadium steel, and it is also used as a carbide cemented carburide additive.

The Discovery of Two Dimensional Vanadium-Carbide Nanosheets

Vanadium-carbide nanosheets with a two-dimensional structure have definite potential for use as photothermal agents in the treatment of cancer. The application of vanadium in photothermal therapies is limited by harsh synthesis and low photothermal efficiency. The research team recently reported a green intercalation method that uses algae extracts for high-yielding two-dimensional vanadium-carbide nanosheets.

Recent years, two-dimensional transitional metal carbonitride has been used in a variety of fields, including energy storage, biosensors, biomedicine, and many others, because it is superior for metal conductivity. Its hydrophobicity and various components, as well, as its nanostructures have made them useful. Broad application prospects.

Preparation and Characterization of Two-dimensional Transition Metal compounds

The Mn+1AXn layered structure is used to prepare the carbonitride of two-dimensional metal transition. In this ternary, "M" represents the transition metal and "A", mainly, the IIIA group or IVA Group (13 or 14,) element. "X", is C or n (n = 1, 2, or 3). MAX is a hexagonal layer crystal structure composed of metal MX and A bonds. The A element "bonds" between adjacent layers Mn+1Xn. Due to the Mn+1Xn's weaker M-A bonds, it is possible to selectively remove the A layer with a corrosive alkali or strong acid. The harsh conditions of these methods, the low yield and the damage to the structure of Mn+1Xn on a single layer limit their use at large scale. It is therefore urgent to develop a method that is efficient, environmental friendly and yields high to understand such materials better and to broaden their applications.

The Future of Vanadium-Carbide Nanosheets

The team of researchers proposed a method to solve the above problems by using algae extracts in order to produce high-yielding two-dimensional nanosheets vanadium carbide by intercalation. This method yields vanadium carbonitride nanosheets that have a complete structural structure and a high absorption near-infrared. The photothermal convertibility at 808 nm reaches up to 48 %, which is superior to other two-dimensional transitional metal carbonitride materials such as Mo2C (42.9%) and Nb2C(36.4% NIR-I and 45.65% in NIR-2), as well as Ta4C3 (44.7%). This efficiency is comparable to that of gold-based material and carbon-based Nanomaterials. Both in vitro and in vivo tests show that the two-dimensional vanadium-carbide nanosheets could be used for photothermal treatment of cancer guided by photoacoustic or magnetic resonance multimode imaging. This work eliminates the harsh conditions associated with the use of strong corrosive alkalis or acids, while providing an economic, environmentally-friendly, high-yield and high-yield way to prepare two dimensional transition metal carbitrides.

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Titanium Carbide overview and its application

Titanium Carbide: An Introduction The chemical formula of Titan carbide TiC is a gray, metal-like, solid with a cubic lattice. Its molecular weight (59.89) is also 59.89. The melting temperature of titanium carbide ranges from 3140+90degC to 4820degC. Its relative density is 4,93 and its hardness is higher than 9.
Titanium carbide, while insoluble in water is soluble with nitric acids and aqua regia. It is stable when the temperature is below 800. However, when the temperature is above 2000 it will be corroded.
Carbonized TiO2 or TiO2 powder is produced by heating TiO2 in an electric oven to 2300-2700degC.
Titanium carbide, which can be used as an abrasive and electrode for arc lights and hard alloys can also make it.
Titan carbide can be prepared in several different ways
Reduce carbothermic toxicity using a reduction method
The reaction temperature range for carbon black is between 1700 and 2100 degrees Celsius. The chemical reaction formula:
Direct Carbonization
Ti powder and carbon dust react to form TiC. The chemical formula of the reaction is: Ti(s),+C(s),=TiC. The application of this method will be limited because it's difficult to make sub-micron Ti powder. The reaction above takes between 5 and 20 hrs to complete. The reactants aggregate, and additional grinding is needed to obtain fine particles. Granular TiC powder. After ball milling, it is important to chemically purify the fine Powder to get a purer product.
Chemical vapor deposition
The method uses the reaction between TiCl4, and H2 and C. TiC The monofilament is soaked with crystals. The TiC produced by this method is subject to strict limitations on output, and in some cases even quality. It is important to be aware that the HCl in TiCl4 as well as its product can be highly corrosive.
Microwave method
Use microwave energy to heat nano-TiO2 and carbon as raw materials. The dielectric loss in the high frequency electric field is used to convert microwave energy to heat energy.
Blast impact method
Preparing the precursor requires mixing the titanium dioxide powder with the carbon powder in a specific proportion. The powder density is set at 1.5g/cm3, the outer cylinder is made of metal, and the laboratory placed inside. It is then placed in an airtight container made by yourself for the experiment. The detonation powder will be collected after the shockwave. After sieving the black powder, impurities like iron filings and large particles are removed. After soaking in aqua regia overnight, the black powder is turned brown. The powder is then placed into a muffle and calcined 400degC (400 minutes) for 400minutes to produce a silver-gray color.

High-temperature self-propagating synthesis
(SHS). SHS is derived by an exothermic process. When heated at the right temperature, fine-grained Ti Powder has a high degree of reactivity. The combustion wave produced after ignition will pass through Ti and the C reactants, and the reaction heat generated by Ti and the C will generate TiC. SHS has a reaction time of less than one second. The synthesis requires fine, high-purity Ti powder for the raw material and output is limited.
Reaction ball grinding technique
The reactive ball milling technique is a method that utilizes the chemical reactions between metal powder or alloys and other elements in the ball grinding process to create the required materials. Reactive ball milling is used mainly to produce nanocrystalline material. The high-energy mill is the primary equipment for nanomaterial preparation. The reaction ball grinding mechanism can be divided in two categories: the first is the mechanically induced high-temperature self-propagation reaction (SHS), while the second is the reaction ballmilling with no obvious exotherm and the reaction is slow.
Titan carbide - Uses
1. Use as an additive for metal bismuth and zinc melting crucibles and to prepare HDD large-capacity memories devices and wear-resistant semiconductor films.
2. This is an essential component of cemented carburide, which is used in the steelmaking process as a oxidizer.
3. As cermet it is known for its high hardness, corrosion-resistance, and thermal stability.
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Is Iron Sulfide Soluble?

Iron sulfide is an insoluble chemical substance with the formula FeS. It is found naturally as the mineral pyrrhotite, troilite and in igneous rocks such as syenites and hematites. It is used as a pigment in hair dyes and ceramics and in glasses and bottles. It is also used in lubricants and anodes, to treat exhaust gases, and as an alloying agent to improve the machine ability of carbon, alloy and stainless steel castings. It is also known to have enzyme-like properties, which suggest a potential for use in biomedical applications.

Pyrophoric iron sulfide may form in vessels, storage tanks and pipelines that have been exposed to asphalt, aromatic tars, sour crude oil, and high-sulfur fuel oils. When the pyrophoric material comes into contact with oxygen, it will react to produce iron oxide, or rust, and sulfur dioxide (SO2). The resulting reaction is extremely exothermic and can cause fires and explosions. To prevent this, pyrophoric iron sulfide is usually kept wet or filled with an inert gas such as nitrogen to prevent the oxidizing reaction from occurring.

Whether or not iron sulfide is soluble depends on its physical and chemical characteristics, the temperature and pressure of the solvent, and the pH of the solution. The solubility of a substance is defined as the saturation concentration (Sc)—the number of moles of the solute that will dissolve in a given amount of solvent at a particular temperature and pressure. Sc values are determined by using X-ray diffraction techniques to measure the structure of the solute and the solvent. The Sc value for a solute will decrease as the concentration of the solute increases, but it will never reach zero.