Styrene divinylbenzene-manufacture,factory,supplier from China

Products Description of Divinylbenzene CAS#1321-74-0Divinylbenzene is a very useful crosslinking agent, widely used in ion exchange resins, ion exchange membranes, ABS resins, polystyrene resins, unsaturated polyester resins, synthetic rubber and other fields. However, divinylbenzene is highly reactive. During the distillation process, it is very easy to undergo free radical polymerization due to the initiation of metal ions and heat. The higher the temperature, the faster the polymerization rate.

Products Description of 4-Chloromethyl styrene CAS#1592-20-74-Vinylbenzyl chloride is an organic compound with the formula ClCH2C6H4CH=CH2. It is a bifunctional molecule, featuring both vinyl and a benzylic chloride functional groups. It is a colorless liquid that is typically stored with a stabilizer to suppress polymerization.In combination with styrene, vinylbenzyl chloride is used as a comonomer in the production of chloromethylated polystyrene. It is produced by the chlorination of vinyltoluene.

Styrene CAS#100-42-5 Styrene is a positive natural chemical compound having the chemical components C8H8 and structural system CH2=CHC6H5, additionally recognized as styrol, vinylbenzene, phenylethene,phenylethylene,styrene,styreen and so on. Its chemical shape is made up of a benzene ring bonded onto a vinyl team . At room temperature and pressure, styrene is a clear, colorless liquid.

Products Description of (2-Bromoethyl)benzene  CAS#103-63-9β-Bromophenylethane is an important intermediate for the synthesis of highly efficient brominated flame retardant polybrominated styrene, and is also commonly used in the preparation of organic synthesis intermediates. For example, β-Bromophenylethane can be used to prepare 4-(4-phenylbutoxy)benzoic acid, an intermediate for preparing pranlukast. Pranlukast was first successfully developed by Ono Co., Ltd. of Japan as an anti-asthma drug and was launched in Japan in 1995.

Products Description of Ethylenediaminetetraacetic acid tetrasodium salt trihydrate CAS#67401-50-7Tetrasodium EDTA is a white powder that can be used as a hard water softener, a multivalent chelating agent, a fixing solution for bleaching in color photosensitive materials, and an activator for styrene-butadiene rubber.Ethylenediaminetetraacetic acid tetrasodium salt trihydrate Chemical PropertiesMelting point >300° Cstorage temp. Store at room temperaturesolubility Soluble in water.form powdercolor WhitePH10.0 to 12.0(5 g/L, 25 deg-C)CAS DataBase Reference67401

Products Description of Benzyl alcohol CAS#100-51-6Benzyl alcohol, also known as benzyl alcohol, has a molecular formula of C6H5CH2OH and a density of 1.045 g/mL at 25°C (lit.). It is the simplest fatty alcohol containing phenyl groups and can be regarded as hydroxymethyl-substituted benzene or phenyl-substituted methanol. It is a colorless, transparent, viscous liquid with a faint aromatic odor. Sometimes, after being left for a long time, benzyl alcohol will have a slight smell of bitter almonds due to oxidation.

Products Description of METHYL LAURATE CAS#111-82-0Obtained by esterification of lauric acid and methanol. Heat the mixture of lauric acid, anhydrous methanol and concentrated sulfuric acid to reflux for 18 hours, pour the reaction into water, and separate the ester layer. Wash with water, saturated sodium bicarbonate solution and water in turn.

Products Description of 1-Hexadecylpyridinium bromide CAS#140-72-7Cetylpyridinium bromide is a chemical substance with the chemical formula C21H38BrN, the molecular weight is 384.4371, and the EINECS number is 205-428-3.1-Hexadecylpyridinium bromide Chemical PropertiesMelting point 63-69 °Cstorage temp. Inert atmosphere,Room Temperaturesolubility Chloroform,Methanol,Acetone,Ethanol[soluble in]solubility soluble in Chloroform,Methanol,Acetone,Ethanolform powder to crystalcolor White to Almost whiteWater Solubility 5 g/L (20 ºC)BRN 3778948InChIInChI=1

Products Description of Hexadecyl trimethyl ammonium bromide CAS#57-09-0Hexadecyltrimethylammonium bromide is white or light yellow crystals or powder, easily soluble in isopropanol, soluble in water, produces a lot of foam when shaken, and has good compatibility with cationic, nonionic, and amphoteric surfactants. It has excellent penetration, softening, emulsification, antistatic, biodegradability, and bactericidal properties.

Products Description of Triethylenediamine CAS#280-57-9Triethylenediamine, also known as 1,4-diazabicyclo〔2.2.2〕octane, or triethylenediamine, abbreviated as DABCO or TEDA in English, has a chemical formula of C6H12N2.

Products Description of Thianaphthene CAS#95-15-8Benzothiophene, molecular formula C8H6S. Molecular weight 134.19. White leaf-shaped crystals. Has the smell of naphthalene. Can volatilize with water vapor. Melting point 32℃, boiling point 221℃, 103～105℃ (2660Pa). Relative density 1.148432, refractive index 1.637437, UVλmax 227, 257, 288nm in ethanol.

Methyl triphenyl phosphonium chloride Chemical PropertiesMelting point 221°C (dec.)Boiling point 332.65℃ at 101.3kPadensity 1.22 at 23℃vapor pressure 0.001Pa at 40℃storage temp. Inert atmosphere,Room Temperaturesolubility Soluble in methanol.form Solid:crystallinecolor White to Almost whiteSensitive HygroscopicLogP-1.73 at 20℃ and pH6.3-6.46Surface tension71.4mN/m at 1g/L and 20℃CAS DataBase Reference1031-15-8(CAS DataBase Reference)Safety InformationHazard Codes Xn;N,N,XnRisk Statements 21/22-38-41-51/53Safety Statements 22-26-36/37/

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 Urea CAS#57-13-6When the temperature is below 20℃ and the relative humidity is below 70%, urea not only does not absorb moisture, but also evaporates water to reduce its water content; when the temperature exceeds 20℃ and the relative humidity is higher than 80%, it begins to absorb moisture, and in severe cases, it becomes a paste. When the air turns dry again, it will re-agglomerate, and its degree is second only to ammonium nitrate.

Tolytriazole Sodium Salt CAS#64665-57-2Toluene triazole sodium salt (CAS: 64665-57-2) can be used as a petroleum additive.It has the following characteristics that make it suitable for petroleum-related fields:Anti-rust and corrosion inhibition: It has good anti-rust and corrosion inhibition properties for metals, and can protect metal parts (such as silver, copper, lead, nickel, zinc, etc.) in petroleum processing equipment, pipelines and storage containers from corrosion, extending the service life of equipment.Lubricant additive: It can improve the performance of lubricants, play an anti-ox

Products Description of Microcrystalline cellulose CAS#9004-34-6Microcrystalline cellulose (MCC) is the product of natural cellulose hydrolyzed to the ultimate degree of polymerization by acid. It is white or nearly white in color, odorless and tasteless, and its particle size is generally about 2 to 80 μm. It has the advantages of low density, high modulus, renewable, biodegradable, and wide sources.

Products Description of Molybdenum disulfide CAS#1317-33-5Molybdenum disulfide, the main component of molybdenite, is a lead-gray to black solid powder. It feels greasy to the touch and has no odor. It belongs to the hexagonal or orthorhombic system, is similar to graphite, and has a metallic luster. Molybdenum disulfide is a good solid lubricant material. It has excellent lubricity for equipment under conditions of high temperature, low temperature, high load, high speed, chemical corrosion and modern ultra-vacuum.

Phosphoric Acid (Industrial Grade) - CAS#7664-38-2Product OverviewOur industrial-grade Phosphoric Acid, also known as orthophosphoric acid (CAS#7664-38-2), is a high-quality, versatile chemical used across a range of industries. This product is factory-direct, ensuring competitive pricing and reliable supply for global customers.

Products Description of Rutin CAS#153-18-4Rutin is the rutin glycoside of the flavonol compound quercetin. It is a flavonoid compound extracted from plants. It is found in rue, tartary buckwheat, sophora buds, catalpa leaves, tomato stems, leaves and seed shells. It is about to bloom. Current dry buckwheat contains about 3%, and jujube, hawthorn, ginkgo, wolfberry, motherwort, bupleurum, prunella vulgaris, aloe, Gynostemma pentaphyllum, etc. all contain rutin.

Products Description of TetrachloroethyleneCAS#127-18-4Tetrachloroethylene, also known as perchloroethylene, is a compound formed by replacing all hydrogen atoms in ethylene with chlorine in terms of molecular structure. It was first produced by Faraday in 1821 when he pyrolyzed hexachloroethane. It is a colorless, transparent liquid with an ether-like odor. It is non-flammable. Its relative molecular mass is 165.85. Its relative density is 1.6220. Its melting point is -22.7℃. Its boiling point is 121.2℃ and 33.2℃ (4.000×103Pa). Its refractive index is 1.5055.

Products Description of 2-Amino-3,5-dibromopyrazine  CAS#24241-18-72-Amino-3,5-dibromopyrazine is used to prepare conjugated polymers for neurotoxin detection.

Products Description of Poly(methylhydrosiloxane) CAS#63148-57-2Polymethylhydrogensiloxane is a silicone oil used in biology and chemistry. Under the action of metal salt catalysts, it can cross-link into a film at low temperature, forming a waterproof film on the surface of various materials.

Products Description of Cobalt bis(2-ethylhexanoate)CAS#136-52-7Purple liquid.Cobalt bis(2-ethylhexanoate) Chemical Propertiesdensity 1.002 g/mL at 25 °Cvapor pressure 5Pa at 25℃Fp 104 °Fform liquidcolor purpleWater Solubility 40.3g/L at 20℃CAS DataBase Reference136-52-7(CAS DataBase Reference)EPA Substance Registry SystemHexanoic acid, 2-ethyl-, cobalt(2+) salt (136-52-7)Safety InformationHazard Codes Xn,NRisk Statements 10-36/37/38-40-43-66-65-62-50/53Safety Statements 26-36/37-62-61RIDADR UN 1268 3/PG 3WGK Germany&nb

Products Description of Kavain CAS#3155-48-4White crystalline powder, soluble in organic solvents such as methanol, ethanol, DMSO, etc., derived from Kava pepper.Kavain Chemical PropertiesMelting point 142-148 °CBoiling point 432.6±45.0 °C(Predicted)density 1.15±0.1 g/cm3(Predicted)storage temp. Amber Vial, -20°C Freezer, Under inert atmospheresolubility Chloroform (Slightly), Ethyl Acetate (Slightly)color Off-White to Pale YellowBRN 177877Stability:Light and Moisture SensitiveInChIInChI=1S/C14H14O3/c1-16-13-9-12(17-14(15)10-13)8-7-11-5-3-2-4-6-11/h