Fumed Silica Vendor-manufacture,factory,supplier from China

Fumed Silica CAS#112945-52-5Synthetic Amorphous Silica has interesting thickening and thixotropic properties, and an enormous external surface area. It is produced by a vapor phase hydrolysis process using chlorosilanes or substituted silanes such as, silicon tetrachloride in a flame of hydrogen and oxygen. This material is formed and collected in a dry state.

Products Description of  Silica gelCAS#112926-00-8Silicone gel is a type of low cross-link density silicone rubber without fillers. Silicone gel is different from ordinary silicone rubber elastomers. It has a transparent or translucent gel appearance, very low mechanical strength, and its hardness is difficult to measure. Its physical strength is generally characterized by needle penetration.

Products Description of SILICA CAS#10279-57-9Used as filler for paints and coatings, rubber reinforcing agent, plastic tackifier and thixotropic agent, thickener for synthetic grease and silicone greaseSILICA Chemical PropertiesMelting point 1610 °C(lit.)Boiling point >100 °C(lit.)density 2.6 g/mL at 25 °C(lit.)refractive index n20/D 1.544(lit.)storage temp. no restrictions.form tablets (~0.5 g each)Water Solubility Insoluble in water.Exposure limitsNIOSH: IDLH 3000 mg/m3; TWA 6 mg/m3EPA Substance Registry SystemSilica, h

Products Description of Trimethoxymethane CAS#149-73-5Trimethyl orthoformate is used as a protecting group for aldehydes in organic synthesis, as an additive in polyurethane coatings, and as a dehydrating agent in the preparation of surface-modified colloidal silica nanoparticles. It is also used as a chemical intermediate in the preparation of vitamin B1 and sulfonamide drugs.

Products Description of Poly(dimethylsiloxane)CAS#9016-00-6Depending on the relative molecular mass, the appearance of polydimethylsiloxane ranges from colorless and transparent volatile liquid to extremely high viscosity liquid or silica gel. It has physiological inertness, good chemical stability, electrical insulation and weather resistance, a wide viscosity range, a low freezing point, a high flash point, good hydrophobicity, and high shear resistance. It can be used for a long time at a temperature of 50 to 180°C.

Silicone oil CAS#63148-62-9Silicone oil having a silica structure and is liquid at room temperature and is called as siloxane, referred as silicone oils. The simplest polydimethylsiloxane is as formula [1]. In [2], if the R, R1, R2 are all methyl groups, it is called α, ω-trimethylsilyloxy polydimethylsiloxane, that’s the commonly called silicone oil. It is a linear polymer of a low molecular weight. If R1 and R2 are not a methyl group, then it is not related to this article. Silicone oil is a colorless or light yellow transparent liquid and is odorless and tasteless.

Products Description of Sodium hydrosulfideCAS#16721-80-5Sodium hydrosulfide is used in the dye industry to synthesize organic intermediates and as an auxiliary agent for preparing sulfur dyes, in the leather industry to dehair and tan leather, in the fertilizer industry to remove monomer sulfur in activated carbon desulfurizers, in the mining industry to be used in large quantities for copper ore dressing, in the production of artificial fibers for sulfite dyeing, etc.

Products Description of N,N'-Ethylenebis(stearamide) CAS#110-30-5N,N'-(ethane-1,2-diyl)distearamide is a colorless to light yellow waxy solid. It has good thermal stability and low volatility.

Products Description of Alginic acid CAS#9005-32-7Alginic acid is a viscous organic acid, also known as alginic acid and alginic acid. The product is white to light yellow-brown powder. The average molecular weight is about 240,000. Melting point>300℃. It is slightly soluble in hot water, and the viscosity of its aqueous solution is 4 times higher than that of starch. It is insoluble in cold water and organic solvents, and slowly dissolves in alkaline solutions.

Products Description of Poly(ethylene glycol) distearate CAS#9005-08-7This product is a white solid, soluble in isopropanol, glycerin, gasoline solvents, dispersed in water, melting point 35 ~ 37 ℃.Poly(ethylene glycol) distearate Chemical PropertiesMelting point 35-37 °CFp >230 °FOdorat 100.00?%.

Products Description of Sulfonic acids, petroleum, sodium salts CAS#68608-26-4White powderSulfonic acids, petroleum, sodium salts Chemical PropertiesBoiling point 1042.61℃[at 101 325 Pa]vapor pressure 0Pa at 25℃Water Solubility 0.065ng/L at 25℃LogP22.12 at 25℃EPA Substance Registry SystemPetroleum sulfonic acids, sodium salts (68608-26-4)Factory and Equipment ShowFast delivery timeInventory 2-3 working days New production 7-10 working days

Products Description of Cocamidopropyl betaine CAS#61789-40-0Cocamidopropyl betaine is a mixture, generally containing several main ingredients in different contents: decylamidopropyl betaine (abbreviated as C10), lauramidopropyl betaine (abbreviated as C12), myristamidopropyl betaine (abbreviated as C14), palmitamidopropyl betaine (abbreviated as C16), stearamidopropyl betaine (abbreviated as C18), etc.Cocamidopropyl betaine Chemical PropertiesBoiling point 104.3℃[at 101 325 Pa]vapor pressure 0Pa at 25℃storage temp. Refrigeratorsolubility Methanol (Sparingly), Water (

Products Description of DIMETHYL DICARBONATE CAS#4525-33-1Dimethyldicarbonate (DMDC), also known as Vigorin, is a fruit juice beverage preservative permitted for use in my country's food additives standards (INS No. 242). At room temperature or even low temperature, DMDC has a strong killing ability against many contaminating bacteria in fruit juice beverages. Its antiseptic effect is closely related to the modification and inactivation of key enzyme proteins in the bacteria by DMDC.

Products Description of LDAO CAS#1643-20-5This product is colorless or light yellow transparent liquid, with a relative density of 0.98 at 20°C. Easily soluble in water and polar organic solvents, slightly soluble in non-polar organic solvents and showing non-ionic or cationic properties in aqueous solutions. When the pH value is <7, it is cationic. Amine oxide itself is an excellent detergent and can produce stable and rich foam.

Products Description of DL-Menthol CAS#89-78-1 Menthol is a chemical agent. It is extracted from the leaves and stems of mint. It is a white crystal with a molecular formula of C10H20O. It is the main component of mint and peppermint essential oils. In the world, China and Brazil are the main natural mint producers, and the annual output of mint oil reaches 2000-3000 tons. Menthol and racemic menthol can be used as flavoring agents for toothpaste, perfume, beverages and candies.

Products Description of Pyromellitic Dianhydride CAS#89-32-7The English name of pyromellitic dianhydride is Pyromellitic Dianhydride (abbreviated as PMDA, the same below), which is mainly used to synthesize polyimide.

 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 Glutaraldehyde CAS#111-30-8Glutaraldehyde is an important saturated straight-chain fatty dialdehyde. Although there are many reports on the toxicity of glutaraldehyde, the cross-linking of glutaraldehyde has many advantages and has been accepted in clinical applications.

Products Description of 5-Nitrosalicylic acid CAS#96-97-95-Nitrosalicylic acid is a chemical substance with the chemical formula C7H5NO5 and a molecular weight of 183.12.5-Nitrosalicylic acid Chemical PropertiesMelting point 228-230 °C(lit.)Boiling point 316.77°C (rough estimate)density 1,65 g/cm3vapor pressure 0Pa at 25℃refractive index 1.6280 (estimate)storage temp. no restrictions.solubility water: soluble1g in 1475ml(lit.)form LiquidpkapK1:2.12 (25°C)color Clear yellow-beige to orange-brownWater Solubility Soluble in water 1g/1475

Products Description of N-ETHYLFORMAMIDE CAS#627-45-2Used for liquid crystal intermediates, LCD stripping agent raw materials, pharmaceutical intermediates, etc.N-ETHYLFORMAMIDE Chemical PropertiesMelting point -60.43°C (estimate)Boiling point 202-204 °Cdensity 0.950 g/mL at 20 °C(lit.)refractive index n20/D 1.432Fp 67°Cstorage temp. 2-8°Cform clear liquidpka16.49±0.23(Predicted)color Colorless to Light yellow to Light orangeBRN 1737860EPA Substance Registry SystemFormamide, N-ethyl- (627-45-2)Safety InformationSafety S

Products Description of Dimethyl Disulfide 99.5% MIN CAS#624-92-0Dimethyl disulfide is an organic compound with the chemical formula C2H6S2.Dimethyl disulfide Chemical PropertiesMelting point -85 °CBoiling point 109 °C(lit.)density 1.0625vapor density 3.24 (vs air)vapor pressure 22 mm Hg ( 20 °C)refractive index n20/D 1.525(lit.)FEMA 3536 | DIMETHYL DISULFIDEFp 76 °Fstorage temp. Flammables areasolubility 2.7g/lform LiquidSpecific Gravity1.0647 (20/4℃)color Clear yellowOdorat 0.10 % in propylene glycol.

Products Description of Sulfolane 99.5% CAS#126-33-0Sulfolane solvent has high solubility for aromatics, good selectivity, good thermal stability, low vapor pressure, low toxicity and no corrosion to carbon steel.

Products Description of Diethyl Malonate 99.5% CAS#105-53-3Malonic acid and its derivatives are widely used in pharmaceuticals, spices, food additives, polyester and other industries, and are important fine chemical raw materials and intermediates.

Products Description of 3-Dimethylaminopropylamine 99.5% CAS#109-55-7Colorless and transparent liquid, soluble in water and organic solvents. Relative density 0.8100. Boiling point 133℃. Freezing point - 70°C. Below this temperature it solidifies into glass. Flash point (closed cup) 15℃. Refractive index 1. 4350.