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 p-Menthane-3,8-diol CAS#42822-86-6Menthanediol, also known as p-menthane-3,8-diol, abbreviated as PMD, has been included in the National Cosmetic Raw Materials Catalogue (2016) and the GB2760 Food Additives Catalogue, and can be used as a cooling agent in cosmetics and food.p-Menthane-3,8-diol Chemical PropertiesMelting point 82-83 °CBoiling point 267.6±8.0 °C(Predicted)density 1.009±0.06 g/cm3(Predicted)FEMA 4053 | P-MENTHANE-3,8-DIOLstorage temp. Sealed in dry,Room Temperaturesolubility Chloroform (Slightly), Methanol (Slightly)form&

Products Description of Phthalic Anhydride CAS#85-44-9Phthalic anhydride, referred to as phthalic anhydride, is an important chemical raw material.

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 Tetrabutyl ammonium chloride CAS#1112-67-0Tetrabutylammonium chloride is a chemical substance with the chemical formula C16H36ClNTetrabutyl ammonium chloride Chemical PropertiesMelting point 83-86°Cdensity 0.98refractive index 1,421-1,423Fp >110°Cstorage temp. Store below +30°C.solubility H2O: 20 mg/mL, clear, colorlessform Crystalline Solidcolor White to brownishPH5-8 (100g/l, H2O, 20℃)PH Range5 - 8 at 100 g/l at 20°CWater Solubility SOLUBLESensitive Light Sensitiveλmaxλ: 220 nm Amax: 0.05λ: 230 nm Amax: 0.

Products Description of Morpholine CAS#110-91-8Colorless, water-absorbing oily liquid with an ammonia odor.

Products Description of 3,4-Dihydro-2H-pyran CAS#110-87-23,4-Dihydro-2H-pyran, referred to as DHP, is an organic intermediate often used as a protective group.

Products Description of Pyridine CAS#110-86-1Pyridine (molecular formula C6H5N) is a six-membered heterocyclic compound containing a nitrogen atom, that is, a compound generated by replacing a -CH= in a benzene molecule with nitrogen. It is similar to benzene, has the same electronic structure, and is still aromatic, so it is also called nitrogen benzene and nitrogen-benzene. It is a colorless liquid with a special odor at room temperature, with a melting point of -41.6℃ and a boiling point of 115.2℃. It forms an azeotropic mixture with water, and the boiling point is 92-93℃.

Cyclohexane CAS# 110-82-7Cyclohexane is a normal alicyclic hydrocarbon, which is a ring shape composed of six carbon atoms, every of which is linked to two hydrogen atoms. It has two most important conformations: chair and boat, of which the chair conformation is the most stable. It is a colorless liquid with a pungent smell at room temperature and pressure. It is insoluble in water, however miscible with most natural solvents such as ethanol, ether, benzene, and acetone.

1,4-Butanediol  CAS#110-63-41,4-butanediol (1,4-BD) is a colorless, viscous liquid derived from butane with the aid of placement of alcohol organizations at every give up of its molecular chain and is one of 4 secure isomers of butanediol.the hydroxyl feature of every give up crew of the Butanediol reacts with exceptional mono- and bifunctional reagents: for instance with dicarboxylic acids to polyesters, with diisocyanates to polyurethanes, or with phosgene to polycarbonates.

Products Description of 3,4-Dibromothiophene CAS#3141-26-23,4-Dibromothiophenol is a colorless to pale yellow liquid with a boiling point of 221-222°C and a melting point of 4-5°C.3,4-Dibromothiophene Chemical PropertiesMelting point 4-5 °C (lit.)Boiling point 221-222 °C (lit.)density 2.188 g/mL at 25 °C (lit.)refractive index n20/D 1.640(lit.)Fp >230 °Fstorage temp. Keep in dark place,Sealed in dry,Room Temperatureform Liquidcolor Clear colorless to yellowSpecific Gravity2.188BRN 107642InChIKeyVGKLVWTVCUDISO-UHFFFAOYSA-NCAS DataBa

Products Description of Atorvastatin intermediate M4 CAS#125971-96-2Used as an intermediate in atorvastatin series2-[2-(4-Fluorophenyl)-2-oxo-1-phenylethyl]-4-methyl-3-oxo-N-phenylpentanamide Chemical PropertiesMelting point 196-1980CBoiling point 631.4±55.0 °C(Predicted)density 1.211storage temp. Sealed in dry,2-8°Csolubility Chloroform (Slightly, Heated), DMSO (Slightly, Sonicated), Ethyl Acetate (Slightly)pka11.52±0.59(Predicted)form Solidcolor White to Off-WhitePH6.49 at 25℃ and 13.64g/LCAS DataBase Reference125971-96-2(CAS DataBase Reference) F

2-Octen-1-ylsuccinic anhydride, mixture of cis and trans Chemical PropertiesMelting point 8-12°C (lit.)density 1 g/mL at 25 °C(lit.)vapor pressure 43.5Pa at 20℃refractive index n20/D1.4694(lit.)Fp 113℃form Viscouscolor Colorless to Almost colorlessBoiling point 168°C/10 mmHg(lit.)LogP4.68 at 22℃ and pH7EPA Substance Registry System2,5-Furandione, dihydro-3-(2-octenyl)- (42482-06-4)Safety InformationHazard Codes XiRisk Statements 36/38Safety Statements 26-36WGK Germany 3HS Code 29171900Factory and Equipment ShowFast delivery timeI

Products Description of 1,3-Butanediol CAS#107-88-0Transparent colorless hygroscopic viscous liquid with a weak special taste. Almost odorless. Boiling point 207.5℃, relative density (4:1.0059, refractive index (nD20) 1.4401, freezing point <-50℃, flash point 121.1℃. Has a certain antibacterial effect.

Products Description of Formaldehyde CAS#50-00-0Formaldehyde is the simplest aldehyde molecule with active chemical properties and certain toxicity. At room temperature, it is a colorless gas with a pungent odor, which easily undergoes polymerization to form polyformaldehyde. Formaldehyde is easily soluble in water, alcohol and other organic solvents.

Products Description of D(+)-Glucose CAS#50-99-7Glucose is a six-carbon sugar containing an aldehyde group with a molecular formula of C6H12O6. It is the most important monosaccharide in living organisms. Its main function is to provide energy required for physiological activities of the body. It is known that the complete oxidation of 1 mol of glucose releases energy of 2870kJ (686kCal), accounting for 70% to 80% of the total energy required by the body.

Products Description of 2-Mercaptobenzimidazole CAS#583-39-1Antioxidant MBI, 2-mercaptobenzimidazole, is a thiol-substituted nitrogen heterocyclic compound and an important class of pharmaceutical intermediates, widely used in medicine, pesticides, chemicals and other fields.

Products Description of P-Phenylenediamine CAS#106-50-3 p-Phenylenediamine, also known as Urs D, is one of the simplest aromatic diamines. The pure product is white to light purple crystals, which turn purple or dark brown when exposed to air. It is slightly soluble in cold water, soluble in ethanol, ether, chloroform and benzene.It can be used to make azo dyes, high molecular polymers, fur dyes, rubber antioxidants and photo developers.

Products Description of D-(-)-PANTOLACTONE CAS#599-04-2Hygroscopic crystals (benzene/petroleum ether, or obtained by sublimation). Melting point 80 (92°C), boiling point 130°C/2.4kPa, easily soluble in water, soluble in ethanol, ether, chloroform, carbon disulfide, benzene.