Product name:Potassium Tetrafluoroborate
CAS: 14075-53-7
Molecular Formula: BFK2O2
Molecular Weight: 140.0048
Product description:White powder, 2.50 g/cm3 density, melting point 530 ℃, slightly soluble in water and hot ethanol, does not dissolve in cold ethanol, poisonous.Used for hot welding and brazing flux, boron alloy materials, aluminum and magnesium casting production in heavy grinding wheels made abrasive binder resin used as filling material. In the weld and the fusion of silver, gold, stainless steel, can promote the dregs of net light metal. Is boron trifluoride and other fluoride salt of raw materials. Also used in the electrochemical process and reagents.
2017年7月12日星期三
Buy Sodium silicate
Product name:Sodium silicate
CAS: 1344-09-8
Molecular Formula: Na2SiO3·9H2O
Molecular Weight: 122.063236
Product description:Colorless crystallization of orthogonal double cone or white to pale block or powder. Can the weathering. At 100 ℃ lost 6 crystallization water molecules. Soluble in water, soluble in dilute sodium hydroxide solution, insoluble in ethanol and acid. Melting point is 1088 ℃.Coating material surface, improve its resistance to weathering ability In density is 1.35 g/cm after waterglass dipping or brushing of clay bricks, cement concrete, silicate concrete, stone and other porous materials, and can improve the compactness of material, strength and permeability resistance, frost resistance and water resistance, etc.Can be used to make acid-proof daub, used in the kiln lining of a class.
CAS: 1344-09-8
Molecular Formula: Na2SiO3·9H2O
Molecular Weight: 122.063236
Product description:Colorless crystallization of orthogonal double cone or white to pale block or powder. Can the weathering. At 100 ℃ lost 6 crystallization water molecules. Soluble in water, soluble in dilute sodium hydroxide solution, insoluble in ethanol and acid. Melting point is 1088 ℃.Coating material surface, improve its resistance to weathering ability In density is 1.35 g/cm after waterglass dipping or brushing of clay bricks, cement concrete, silicate concrete, stone and other porous materials, and can improve the compactness of material, strength and permeability resistance, frost resistance and water resistance, etc.Can be used to make acid-proof daub, used in the kiln lining of a class.
Sodium pyrophosphate price
Product name:Sodium pyrophosphate
CAS: 7722-88-5
Molecular Formula: Na4P2O7
Molecular Weight: 265.9
Product description:White powder or crystal. Relative density 2.534, melting point 880 ℃, boiling point of 938 ℃. Colorless transparent crystals or white crystalline powder. Soluble in water, when 20 ℃, 100 g water solubility is 6.23, the alkaline aqueous solution; Insoluble in alcohol. Aqueous solution is stable under 70 ℃, boiling is hydrolyzed to disodium hydrogen phosphate.The plating solution for electroplating industry, can form complex with iron. Wool spinning industry is used as the wool degreasing agent and bleaching agent. Papermaking industry used for bleaching paper and plant fiber. Printing and dyeing industry as additives for the essence of printing and dyeing, bleaching. Daily chemical industry is used as additive in toothpaste, can form with calcium hydrogen phosphate colloid and stable effect, can also be used in synthetic detergent and cream shampoo and other products. As a water softener in water treatment. As rust remover in the mechanical processing. In the chemical production is used as dispersant and emulsifier. Can also be used for water treatment, oil drilling, etc., in the food industry as improver, emulsifier, buffer, chelating agent, etc.
CAS: 7722-88-5
Molecular Formula: Na4P2O7
Molecular Weight: 265.9
Product description:White powder or crystal. Relative density 2.534, melting point 880 ℃, boiling point of 938 ℃. Colorless transparent crystals or white crystalline powder. Soluble in water, when 20 ℃, 100 g water solubility is 6.23, the alkaline aqueous solution; Insoluble in alcohol. Aqueous solution is stable under 70 ℃, boiling is hydrolyzed to disodium hydrogen phosphate.The plating solution for electroplating industry, can form complex with iron. Wool spinning industry is used as the wool degreasing agent and bleaching agent. Papermaking industry used for bleaching paper and plant fiber. Printing and dyeing industry as additives for the essence of printing and dyeing, bleaching. Daily chemical industry is used as additive in toothpaste, can form with calcium hydrogen phosphate colloid and stable effect, can also be used in synthetic detergent and cream shampoo and other products. As a water softener in water treatment. As rust remover in the mechanical processing. In the chemical production is used as dispersant and emulsifier. Can also be used for water treatment, oil drilling, etc., in the food industry as improver, emulsifier, buffer, chelating agent, etc.
Manganous chloride for sale
Product name:Manganous chloride
CAS: 7773-01-5
Molecular Formula: H4Cl2MnO2
Molecular Weight: 161.8746
Product description:To at room temperature at the start of manganese carbonate put in hydrogen chloride airflow, until no longer produces carbon dioxide. Then, continuing through hydrogen chloride in the meantime, heated to dark red hot state. In the condition of red-hot molten again, by placing the precipitation MnCl2 crystallization.1. Used for aluminum smelting, organic chloride catalyst, the manufacture of dyes and pigments, and used in the pharmaceutical and dry cell (2) nutritional supplement (manganese enhancer). Our country dairy products 1.08 ~ 1.08 mg/kg; Infant food 1.32 ~ 5.26 mg/kg. 3. The manganese chloride can be used for conducting salt in electroplating. Manganese chloride is added in the ferrous chloride iron plating solution has the function of fine grains, as well as antioxidant, can inhibit the oxidation of ferrous.
CAS: 7773-01-5
Molecular Formula: H4Cl2MnO2
Molecular Weight: 161.8746
Product description:To at room temperature at the start of manganese carbonate put in hydrogen chloride airflow, until no longer produces carbon dioxide. Then, continuing through hydrogen chloride in the meantime, heated to dark red hot state. In the condition of red-hot molten again, by placing the precipitation MnCl2 crystallization.1. Used for aluminum smelting, organic chloride catalyst, the manufacture of dyes and pigments, and used in the pharmaceutical and dry cell (2) nutritional supplement (manganese enhancer). Our country dairy products 1.08 ~ 1.08 mg/kg; Infant food 1.32 ~ 5.26 mg/kg. 3. The manganese chloride can be used for conducting salt in electroplating. Manganese chloride is added in the ferrous chloride iron plating solution has the function of fine grains, as well as antioxidant, can inhibit the oxidation of ferrous.
Buy Cobaltous oxide
Product name:Cobaltous oxide
CAS: 1307-96-6
Molecular Formula: CoO
Molecular Weight: 74.93
Product description:Is usually gray powder, sometimes is green and brown crystal.Insoluble in water, soluble in acid, sodium hydroxide solution, etc.Is used as the raw material for making metal cobalt and cobalt metal used in the production of preparing magnetic cobalt tungsten carbide, cobalt alloy, continuing into the cobalt oxide used as cobalt oxide, lithium battery cathode material, used in glass, enamel, ceramics, magnetic materials, secret agent, sky blue colour stains such as cobalt, cobalt blue, green, livestock trace elements nutrition agent. The chemical industry used as catalyst.
CAS: 1307-96-6
Molecular Formula: CoO
Molecular Weight: 74.93
Product description:Is usually gray powder, sometimes is green and brown crystal.Insoluble in water, soluble in acid, sodium hydroxide solution, etc.Is used as the raw material for making metal cobalt and cobalt metal used in the production of preparing magnetic cobalt tungsten carbide, cobalt alloy, continuing into the cobalt oxide used as cobalt oxide, lithium battery cathode material, used in glass, enamel, ceramics, magnetic materials, secret agent, sky blue colour stains such as cobalt, cobalt blue, green, livestock trace elements nutrition agent. The chemical industry used as catalyst.
Magnesium oxide for sale
Product name:Magnesium oxide
CAS: 1309-48-4
Molecular Formula: MgO
Molecular Weight: 40.30
Product description:White fine powder. No smell. Because of different preparation methods, with light and heavy. In the visible and near ultraviolet light has strong refraction. Dew buy air can absorb the moisture and carbon dioxide and gradually become the basic magnesium carbonate, light is heavy, faster, and water in combination with magnesium hydroxide is generated, is slightly alkaline reaction, saturated water solution of pH 10.3. But easily soluble in dilute acid, very slightly soluble in water, because of the existence of carbon dioxide and increase its solubility. Insoluble in ethanol. Relative density (d254) 3.58. Melting point is 2852 ℃. The boiling point of 3600 ℃.It is mainly used for dispensing internal and potions to neutralize excess stomach acid. Commonly used agents are: milk of magnesia - emulsion; Magnesium cover plates, each containing MgO0.1 g,; Acid powder made of mixed with the sodium bicarbonate, magnesium oxide powder, etc.
CAS: 1309-48-4
Molecular Formula: MgO
Molecular Weight: 40.30
Product description:White fine powder. No smell. Because of different preparation methods, with light and heavy. In the visible and near ultraviolet light has strong refraction. Dew buy air can absorb the moisture and carbon dioxide and gradually become the basic magnesium carbonate, light is heavy, faster, and water in combination with magnesium hydroxide is generated, is slightly alkaline reaction, saturated water solution of pH 10.3. But easily soluble in dilute acid, very slightly soluble in water, because of the existence of carbon dioxide and increase its solubility. Insoluble in ethanol. Relative density (d254) 3.58. Melting point is 2852 ℃. The boiling point of 3600 ℃.It is mainly used for dispensing internal and potions to neutralize excess stomach acid. Commonly used agents are: milk of magnesia - emulsion; Magnesium cover plates, each containing MgO0.1 g,; Acid powder made of mixed with the sodium bicarbonate, magnesium oxide powder, etc.
2017年7月11日星期二
What is Dimethylsulfate
Product name:Dimethylsulfate
CAS: 77-78-1
Molecular Formula: C2H6O4S
Molecular Weight: 126.13
Product description:Colorless or light yellow, slightly onion smell of oily combustible liquid, quickly at 50 ℃ or alkaline hydrolysis into sulfuric acid and methanol. Decompose slowly in the cold water. Encounter heat, open flame or antioxidant combustible. Dimethyl sulfate is can make the reagent of DNA methylation. After methylation, DNA in methylation position degradation.Used in the manufacture of dyes and the amine and alcohol methylation agent. Analytical reagent. Organic synthesis, methylation reagent. Solvents. Its vapour toxicity is strong, have been used as war gas. Used for the determination of coal tar class reagent, used as a methyl replace agent in organic synthesis.
CAS: 77-78-1
Molecular Formula: C2H6O4S
Molecular Weight: 126.13
Product description:Colorless or light yellow, slightly onion smell of oily combustible liquid, quickly at 50 ℃ or alkaline hydrolysis into sulfuric acid and methanol. Decompose slowly in the cold water. Encounter heat, open flame or antioxidant combustible. Dimethyl sulfate is can make the reagent of DNA methylation. After methylation, DNA in methylation position degradation.Used in the manufacture of dyes and the amine and alcohol methylation agent. Analytical reagent. Organic synthesis, methylation reagent. Solvents. Its vapour toxicity is strong, have been used as war gas. Used for the determination of coal tar class reagent, used as a methyl replace agent in organic synthesis.
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