SILICA GEL 7G-manufacture,factory,supplier from China

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.

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 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 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.

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 LITHIUM METASILICATE CAS#10102-24-6Lithium silicate is a kind of water-soluble silicate. It is an odorless, tasteless transparent liquid. It is soluble in water and alkaline solutions, but insoluble in alcohols and organic solvents. Since the radius of lithium ions is much smaller than that of sodium and potassium ions, lithium silicate aqueous solution has some unique properties. It reacts chemically with acid like sodium water glass to form dioxide gel.

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 Cupric oxide CAS#20427-59-2Chemical formula Cu(OH)2. Molecular weight 97.56. Blue to blue-green gel or light blue crystalline powder, toxic. Relative density 3.37. Color darkens at 60-80℃. Insoluble in cold water, decomposes into copper oxide in hot water, dissolves in acid to form divalent copper salt, dissolves in excess concentrated alkali to form tetrahydroxy cuprate, dissolves in concentrated ammonia or potassium cyanide solution to form dark blue tetraamminecopper(II) dihydroxide solution or colorless potassium tetracyanocuprate(II) solution.

Products Description of Poly(ethylene glycol) dimethacrylateCAS#25852-47-5 Used in food, medical and health gel materials, etc.Poly(ethylene glycol) dimethacrylate Chemical PropertiesBoiling point >200 °C2 mm Hg(lit.)density 1.11 g/mL at 25 °Crefractive index n20/D 1.467Fp >230 °Fstorage temp. 2-8°Csolubility H2O: solubleform Granular Solidcolor White to off-whiteWater Solubility Soluble in water.Sensitive Moisture & Light SensitiveStability:Stable.

Products Description of N,N-Di-Sec-Butyl-P-Phenylenediamine CAS#101-96-2N,N-di-sec-butyl-p-phenylenediamine is a brown-red liquid. It is an amine antioxidant with excellent properties. It is especially suitable for use as an additive for cracking or thermal cracking gasoline (gasoline with high olefin content). It can effectively prevent olefin oxidation. Produce gel.

Products Description of Phthalonitrile CAS#91-15-6Aromatic nitrile compounds such as phthalonitrile are very important organic synthesis intermediates, which are widely used in medicines, pesticides, herbicides, insecticides, dyes, fragrances and natural products.

Products Description of SuccinonitrileCAS#110-61-2White waxy crystals. Melting point 54-56℃, boiling point 265-267℃, 185℃ (8.0kPa), 158-160℃ (2.67kPa), relative density (60/4℃) 0.985, refractive index (nD60) 1.41734 (liquid), flash point 110℃. Soluble in acetone, chloroform, dioxane, slightly soluble in water, ethanol, ether, carbon disulfide and benzene.

Products Description of Diethyl Sebacate CAS#110-40-7Colorless to slightly yellow liquid with aroma of wine, fruit and melon. Boiling point is 302~C, melting point is 1~3℃.

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 (-)-EPICATECHIN CAS#35323-91-2White powder(-)-EPICATECHIN Chemical PropertiesMelting point 240 °C (dec.)(lit.)Boiling point 352.36°C (rough estimate)density 1.593refractive index 1.4413 (estimate)storage temp. Sealed in dry,Room Temperaturesolubility DMSO (Slightly), Methanol (Slightly)form Solidpka9.54±0.10(Predicted)color White to Off-WhiteStability:HygroscopicLogP0.490 (est)CAS DataBase Reference35323-91-2(CAS DataBase Reference)Safety InformationHazard Codes XiRisk Statements 36/37/38Safety Statements 

Products Description of Isopropyl Palmitate CAS#142-91-6Isopropyl palmitate is a traditional, refreshing, fast-spreading emollient used in modern cosmetics. Used as primary carrier or conditioning ingredient in a wide range of cosmetic applications.

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℃.

Products Description of Naphthalene CAS#91-20-3Naphthalene is the simplest condensed ring aromatic hydrocarbon with a chemical formula of C10H8. It is formed by the fusion of two benzene rings sharing two adjacent carbon atoms.

Products Description of GALDEN (TM) HT70 CAS#69991-67-91. Compared with hydrocarbon lubricants, perfluoropolyether lubricants have basically similar molecular structures.

Products Description of 2-chlorobenzoic acid CAS#118-91-22-Chlorobenzoic acid, almost white coarse powder. The melting point is 142℃, and the density (20℃) is 1.5449/m3.

Products Description of Tetraethylammonium bromide CAS#71-91-0Tetraethylammonium bromide is an organic substance with the chemical formula (C2H5)4NBr, which is white crystals. It is hygroscopic. It is easily soluble in water, ethanol, chloroform and acetone, slightly soluble in benzene, and its solubility in water is 2795 g/L (25°C). The pH of a 10% aqueous solution is 6.5, and the pH remains unchanged when heated to 95°C for 28 hours. It is irritating.

Products Description of 2-Acrylamide-2-methylpropanesulfonic acid CAS#15214-89-82-Acrylamido-2-methylpropanesulfonic acid (AMPS) is a water-soluble sulfonic acid group with strong anionic properties, which makes it salt-resistant, high-temperature-resistant, dye-affinity, conductive, ion-exchangeable and highly tolerant to divalent cations; the amide group makes it have good hydrolysis stability, acid and alkali resistance and thermal stability; and the active double bond makes it have addition polymerization properties, and it can produce copolymers with a variety of hydrocarbon monomers

Products Description of Guaifenesin CAS#93-14-1Guaifenesin, also known as methyl glyceryl benzene diether, guaifenesin, guaifenesin glycerol ether, and glyceryl guaifenesin, is a stimulating expectorant. After oral administration, it can stimulate the gastric mucosa, reflexively cause increased secretion of bronchial mucosal glands, reduce the viscosity of sputum, and make sticky sputum easier to cough up. It is suitable for treating people with a lot of sputum that is difficult to cough up.

Aluminum Oxide CAS#1344-28-1 The oxide of aluminum is Al2O3. The natural crystalline mineral is called corundum, but the synthetic crystals used for abrasives are designated usually as aluminum oxide or marketed under trade names. For other uses and as a powder, it is generally called alumina.