na2s sodium sulfide-manufacture,factory,supplier from China

Products Description of Disodium sulfide CAS#1313-82-2Sodium sulfide, also known as stinky alkali, stinky soda, or sulfide alkali, is an inorganic compound with the chemical formula Na2S.

Products Description of Sodium Sulfide CAS#1313-82-2 Sodium sulfide is also known as alkali sulfide, stinking soda, and stinking alkali. The pure product is colorless or slightly purple prismatic crystals at room temperature. Industrial sodium sulfide is often pink, brownish red, or khaki blocks due to impurities. It has the smell of rotten eggs, is corrosive, and toxic. The density is 2.427. It decomposes at 920°C. It is soluble in cold water and easily soluble in hot water.

Products Description of Sulfide Sodium CAS#1313-82-2When sodium polysulfide impurities are present, the sodium sulfide will show different degrees of color changes due to the influence of factors such as the length of the sulfur chain in the sodium polysulfide. Common colors include pink, brownish red, and khaki blocks.

Sodium Sulfide CAS#1313-82-2Product Description:  Sodium sulfide is the chemical compound with the system Na₂S, or greater many times its hydrate Na₂S·9H₂O. Both are colorless water-soluble salts that supply strongly alkaline solutions. When uncovered to moist air, Na₂S and its hydrates emit hydrogen sulfide, which smells like rotten eggs. Sodium sulfide, anhydrous is a yellow to brick pink crystalline mass or fused solid. If uncovered to moist air, it absorbs moisture from the air, and it is in charge to spontaneous heating and might also motive ignition of close by flamable material.

 Products Description of Sodium Hydroxymethanesulphinate CAS#149-44-0Sodium bisulfite formaldehyde is translucent white orthorhombic crystals or small pieces. Apparent density 1.80～1.85g/cm3. Easily soluble in water, slightly soluble in alcohol. It has extremely strong reducing properties under high temperature and can make the dyed color disappear, so it is known as the chemical book of hanging white blocks. It decomposes when exposed to acid, and decomposes at 120°C to produce toxic gases such as formaldehyde and hydrogen sulfide.

Products Description of Sodium sulfate CAS#7757-82-6Sodium sulfate is an important chemical raw material and the main raw material for producing chemical products such as sodium sulfide and sodium silicate. Sodium sulfate is also called glauber's salt, anhydrous sodium sulfate, and anhydrous sodium sulfate. White monoclinic crystals are fine crystals or powders. Relative density is 2.68, melting point is 884℃. Soluble in water, and the aqueous solution is neutral. Soluble in glycerol, insoluble in ethanol, exposed to air, it easily absorbs water to become hydrated sodium sulfate.

Products Description of BISMUTH SULFIDECAS#1345-07-9Bismuth sulfide is brown-yellow powder or crystal, with a specific gravity of 7.39. It decomposes at 685℃. It is insoluble in water and ethyl acetate, but soluble in nitric acid and hydrochloric acid.BISMUTH SULFIDE Chemical PropertiesMelting point 685°C (dec.)density 7.7 g/mL at 25 °C(lit.)solubility insoluble in H2O; soluble in acid solutionsform LumpSpecific Gravity7.7color GrayWater Solubility Insoluble in water.

Products Description of Tetrahydrothiophene CAS#110-01-0Tetrahydrothiophene (abbreviated as THT), also known as thiolane, tetramethylene sulfide, butyl sulfide, tetrahydrothiophene, is a sulfur-containing saturated heterocyclic compound obtained by catalytic hydrogenation of thiophene. After thiophene is reduced to tetrahydrothiophene, it no longer has a conjugated system and aromaticity. Therefore, tetrahydrothiophene shows the properties of general sulfides and is easily oxidized to sulfoxides and sulfones (cyclopentane sulfone).

Products Description of Sodium allylsulfonate CAS#2495-39-8Sodium allylsulfonate, the molecular formula is C3H5SO3Na, and the molecular weight is 144.1.Sodium allylsulfonate Chemical PropertiesMelting point 242 °C (decomp)density 1.206vapor pressure 0Pa at 25℃storage temp. Inert atmosphere,Room Temperaturesolubility soluble in Alcohol, Dimethylformamideform PowderSpecific Gravity1.25color WhiteWater Solubility 4 g/100 mLHydrolytic Sensitivity0: forms stable aqueous solutionsStability:Stable.

Products Description of Sodium benzoate CAS#532-32-1In 1870, when British scientist H. Fleck was looking for an acid to replace the well-known salicylic acid, he first described the antiseptic effect of benzoic acid. He established the antiseptic effect of this substance. Since the safety research of sodium benzoate was not in-depth at that time and the production technology was not mature enough, it was not used for food preservation until the beginning of this century. Since then, it has become one of the most used preservatives in the world because of its low price.

Products Description of Sodium lauroylsarcosinateCAS#137-16-6Sodium lauroyl sarcosinate, also known as sodium lauroyl-N-methylaminoacetate and sodium lauroyl-N-methylglycinate. The main functions of sodium lauroyl sarcosinate in cosmetics and skin care products are antistatic, foaming agent, detergent, and surfactant. The risk factor is 3, which is relatively safe and can be used with confidence. It generally has no effect on pregnant women. Sodium lauroyl sarcosinate is not acne-causing.

Products Description of Sodium amide CAS#7782-92-5Sodium amide, also known as sodium amide or sodium ammonia, is a white or olive green crystalline powder with an ammonia smell. Its chemical formula is NaNH2, its molecular weight is 39.01, its melting point is 210℃, and its boiling point is 400℃. It decomposes into sodium, nitrogen and hydrogen when heated to 500-600℃. It reacts violently with water to form sodium hydroxide and release ammonia gas. It is slightly soluble in liquid ammonia and reacts slowly with alcohol.

Products Description of Sodium chlorite CAS#7758-19-2Liquid sodium chlorite is a white or slightly yellow-green aqueous solution, alkaline, and slightly hygroscopic. It is easily soluble in water and alcohol. Sodium chlorite is relatively stable at room temperature and under normal storage conditions. It is easy to decompose and release chlorine dioxide gas when it comes into contact with acid.

Products Description of Sodium dichloroisocyanurateCAS#2893-78-9White crystalline powder, with a strong chlorine smell, containing 60% to 64.5% effective chlorine. It is stable. When stored in hot and humid areas, the effective chlorine content only drops by about 1%. It is easily soluble in water, with a solubility of 25% (25°C). The solution is weakly acidic, and the pH of its 1% aqueous solution is 5.8 to 6.0. The pH changes little with increasing concentration.

Products Description of Sodium hexafluorophosphate CAS#21324-39-0Sodium hexafluorophosphate is also called "sodium hexafluorophosphate (V) acid". Chemical formula NaPF6·H2O. Molecular weight 185.97. White powder. Sensitive to air and carbon dioxide, relative density 2.36919. Very soluble in water. Decomposes at high temperature.

Products Description of Sodium Hydroxide CAS#1310-73-2Sodium hydroxide, also known as caustic soda and caustic soda, has the chemical formula NaOH. It is a highly corrosive strong base, usually in white flakes or granules. It can be mixed with water to form an alkaline solution, and can also be dissolved in methanol and ethanol. This alkaline substance is deliquescent and will absorb water vapor in the air, as well as acidic gases such as carbon dioxide. Sodium hydroxide is one of the commonly used chemicals.

Products Description of Sodium dimethyldithiocarbamate CAS#128-04-1The pure product of sodium fumarate is a scaly white crystal, which is very soluble in water. The crystals obtained by the crystallization method contain 2.5 molecules of crystal water. When heated to 115°C, 2 molecules of crystal water are lost, and at 130°C, the crystal water is completely lost. The industrial intermediate is a 15% aqueous solution, which is a light yellow or grass green transparent liquid with a relative density of 1.06 and a pH of 9 to 11.

Products Description of Sodium MethoxideCAS#124-41-4Sodium methoxide is also called sodium methoxide. It is a kind of alcohol salt generated by methanol, with the chemical formula CH3ONa. It is a strong base commonly used in organic synthesis. Sodium methoxide is usually stored as a solution in alcohol solvents such as methanol and ethanol. It dissolves in ether to form a suspension, is sensitive to moisture, and decomposes into methanol and sodium hydroxide when it comes into contact with water: CH3ONa+H2O→CH3OH+NaOH. Sodium methoxide products come in two forms: solid and liquid.

Products Description of Sodium cocoyl isethionate CAS#61789-32-0Sodium Cocoyl Isethionate (SCI) is a mild, foaming and highly stable anionic surfactant. SCI has excellent hard water resistance, very low toxicity and good biodegradability.

Products Description of Sodium cyanoborohydride CAS#25895-60-7Sodium cyanoborohydride is a chemical substance, a white or slightly yellow solid powder, and a mild reducing agent.Sodium cyanoborohydride Chemical PropertiesMelting point >242 °C (dec.) (lit.)Boiling point 307°Cdensity 1.083 g/mL at 25 °CFp −1 °Fstorage temp. Store below +30°C.solubility Soluble in water (100 mg/ml, with heating), methanol, ethanol, and THF.

Products Description of Sodium chloroacetateCAS#3926-62-3White powder. Solubility in water at 20℃ is 85g/100ml. Slightly soluble in methanol, insoluble in ether, benzene, acetone and carbon tetrachloride. Toxicity: Oral LD50 in rats is 75mg/kg.

Sodium formate CAS#141-53-7The main purpose of sodium formate as follows:Sodium formate can be used as chemical analysis reagent, used for determination of arsenic and phosphorus, also used as a disinfectant, mordant and so on.

Products Description of Sodium Oleate CAS#143-19-1Sodium oleate, also known as sodium octadecenoate, cis-9-octadecenol, oleyl alcohol, cis-9-octadecenol, (Z)-octadecene-9-enol, olive oil alcohol, cis -9-Octadecen-1-ol, 9-n-octadecenol, octadecenol. It is an organic oil with the chemical formula C17H33CO2Na. Sodium acid acid is the main component of soaps made from olive oil and other soaps. It is also the main component of tallow soap. It can also be produced by the reaction of sodium hydroxide and oleic acid. It is a compound composed of hydrophobic and hydrophilic groups.

Products Description of Sodium tripolyphosphateCAS#7758-29-4 Sodium tripolyphosphate, also known as pentasodium phosphate, sodium pyrometaphosphate, STPP, pentasodium tripolyphosphate. White powdery crystals, good fluidity, relative molecular mass 367.86, melting point 622℃, easily soluble in water, its aqueous solution is alkaline. Commonly used in food as a moisture retainer, quality improver, pH regulator, metal chelator.The aqueous solution of sodium tripolyphosphate is weakly alkaline (the pH value of a 1% aqueous solution is about 9.7).