What are the main uses of hydroquinone sulfonic acid and potassium salts?
Nitrate is a medium-grade material, and each has its own main use. It is scattered in many ancient classics. The following is said in the ancient text:
Nitrate is bitter and cold in nature, and has the ability to attack and clear away. The "God's Materia Medica" is listed as the top grade, saying that it is "the main disease, to remove cold and evil, to gather the six internal organs one by one, and to retain the habit". Its use is multi-terminal, and the first is in the bottom. If a person's stomach is weak, the stool is not blocked, and the stomach is painful, with nitrate combined with the big stain, it can be stained down, so that the dry shit can be released, and the evil can be released. This is the case with the big inheritance. In addition, the power of its is also good. It can help dissipate the accumulation of sputum and food, condense the chest and diaphragm, and those who are hard under the heart and uneasy. And because of its cold nature, it can also clear the body. It can be used for mouth growth, eye pain, sore throat, etc., and it can be gargled or fumigated with external water. It can play the effect of clearing the body.
The male sex is delicious, poisonous, and it is used to detoxify the body, dry the phlegm, and cut off the body. "Baopuzi" said: "The male body, avoid the snake and poison." Its ability to detoxify is very powerful, and it can be used externally to treat skin diseases such as scabies, scabies, and ramids. It is applied at the end of the study, which can detoxify and detoxify. And because of its drying and expectorant effect, it can be used to stop cold phlegm, thoracic diaphragm and other diseases. In terms of interception, ancient medicine was often used as a prescription to treat diseases, and more of its dryness was taken to remove phlegm and remove the evil power of miasma. However, because the male is poisonous, it should be taken with caution, and the amount should be controlled.
What are the physical properties of hydroquinone sulfonic acid and potassium salts?
Borax is an important compound of boron and is also a common boron-containing mineral. Its crystal structure is unique, belonging to the monoclinic system, often in the form of plate or columnar crystals, and also in the form of granular and soil.
Borax is mostly colorless or white in appearance, occasionally with light gray, light yellow, light blue or light green, with glassy luster, good transparency, and shell-like fractures. Its hardness is low, Mohs hardness is only about 2-2.5, and the texture is relatively soft, which can be scratched by fingernails.
Borax has a density of about 1.69-1.72 g/cm ³, which is difficult to dissolve in many organic solvents, and its solubility in water increases significantly with increasing temperature. When heated, borax will gradually lose water, and then melt into a transparent glassy substance, which is widely used in metallurgy, welding and other fields.
Borax crystals often crack along a specific crystalline direction under the action of force, forming a smooth plane. This is the phenomenon of cleavage, and its cleavage is relatively complete. And borax has a certain piezoelectric property. When the external force causes deformation, the two ends of the crystal will have an equal amount of special-sign charges.
And because of the characteristics of its structure and composition, there is a relatively weak bonding force area inside the borax crystal, resulting in poor toughness and brittleness. At the same time, borax can emit specific color fluorescence under ultraviolet or cathode radiation, and this fluorescence property may be applied in some optical materials and detection fields.
Looking at the physical properties of borax, it lays the foundation for its application in many industries such as chemical industry, medicine, metallurgy, glass, etc., and shows unique value.
Hydroquinone sulfonic acid, what are the chemical properties of potassium salts?
Borax is a common mineral with many medicinal and industrial uses. Its chemical properties are unique and worth exploring.
The chemical formula of borax is $Na_2 [B_4O_5 (OH) _4] · 8H_2O $. Looking at its structure, it contains complex anions composed of boron-oxygen tetrahedra and boron-oxygen triangle. This structure gives borax unique properties.
In terms of physical properties, borax is a colorless translucent crystal or white crystalline powder, salty and easily soluble in water. When heated, it gradually loses water, forming hydrated borax first and then anhydrous borax.
Chemically, borax is hydrolytic. In water, its anion hydrolysis causes the solution to be alkaline. This is due to the combination of boroxy anions with hydrogen ions in water to release hydroxide ions. The hydrolysis reaction can be expressed as: $[B_4O_5 (OH) _4] ^ {2 - } + 5H_2O\ rightleftharpoons4H_3BO_3 + 2 OH ^ - $ 。
Borax can also react with acid. In case of strong acid, boroxy anions in borax interact with hydrogen ions in acid to produce boric acid. For example, in reaction with hydrochloric acid: $Na_2 [B_4O_5 (OH) _4] · 8H_2O + 2HCl = 4H_3BO_3 + 2NaCl + 5H_2O $. Boric acid is a weak acid, and this reaction shows the salt properties of borax.
Borax can be melted into glassy substances at high temperatures, which makes it widely used in metallurgy, glass and other industries. It can be used as a flux to reduce the melting point of metals and facilitate smelting; in glass manufacturing, it increases the transparency and heat resistance of glass.
Furthermore, borax can form complexes with metal ions. Because the boron-oxygen structure in borax can provide coordination atoms and coordinate with metal ions, this property may have applications in analytical chemistry and other fields.
In summary, borax has rich chemical properties, such as hydrolysis, acid reaction, high temperature glassy state and coordination, which make it valuable in many fields. It is indeed a unique chemical substance.
What are the precautions for the production of hydroquinone sulfonic acid and potassium salts?
The first thing to pay attention to is the extraction of raw materials. It is necessary to check the chemical composition and physical rationality of the slag, according to the needs of the production and the requirements of the industry, the quality of the product, the small amount of the slag, the profit and the amount of the product. The same is true, its content and the amount of harmful are all very important.
The control of the process of the second process. The combination of the two requires an exquisite process. The management of the slag, such as crushing, grinding, increasing its reverse joint surface, and the control of the degree, quality, and atmosphere of the smelting process should not be lost. Incomplete quality, incomplete quality, short quality, unfinished quality, poor quality, poor atmosphere, or poor quality, only increasing energy consumption and cost.
Furthermore, environmental protection cannot be ignored. In the process of smelting, or releasing harmful waste materials or raw solids, it is necessary to improve the tail management system, remove sulfur, remove waste, etc., and reduce the pollution of large quantities. For solid waste materials, it is appropriate to explore recycling methods, such as extracting useful gold in them, which not only reduces the source of waste, but also reduces the environmental impact.
Human operation skills and safety concerns are also important. Those who need to be skilled in the process and operation, precise operation, avoid accidents caused by operation failure. In the same way, it is necessary to implement a safety system, and it is necessary to prevent problems and ensure safety. Therefore, in the production of waste materials, it is necessary to pay attention to each other in order to achieve efficient, safe and secure production.
What are the common synthesis methods of hydroquinone sulfonic acid and potassium salts?
Eh! As for aminopyridine acid, the synthesis method of aminopyridine acid is often used. This is the key to chemical technology. For aminopyridine acid, the way of synthesis is to use the pyridyl group, which is generally chemical, or chemical, or carboxylation, in order to achieve its formation. The process needs to be controlled by the degree and quantity, and the refinement can be obtained.
As for the synthesis of the product, one of the methods is to start with the product and the product, and in the appropriate solution, it is supplemented by the original product, so that the product of the product can be obtained and the original product can sink. However, in this way, the dissolution and the original product can all be achieved. There are also chemical methods, which are used in the solution pool to set the phase of the chemical and chemical substances, through the flow, to promote the reverse flow, and through the chemical action of the chemical, so that the chemical and the precipitate.
Or there is a method of synthetic, introducing the chemical, chemical, and chemical effects, to achieve specific results. This requires deep chemical principles and ingenious reverse methods. The synthesis of aminopyridyl acid or the inhibition of aminopyridyl acid is based on the law of chemical transformation. It is necessary to observe the inversion of the chemical, and to obtain good results in order to meet the needs of engineering and scientific research.