PRECOR-manufacture,factory,supplier from China

(Total 24 Products for PRECOR)
1. Used for ester trade reactions.2. Use as an additive and intermediate in chemical products.3. Use: It is used to put together adhesive and as catalyst for transesterification and polymerization reaction.4. Use It is used to make adhesives between metallic and rubber, metallic and plastic, as nicely as catalyst for transesterification and polymerization, and uncooked substances for pharmaceutical industry.5. Catalysts used for esterification reactions, ester to ester conversion reactions of esters such as acrylic acid.
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N-methylpyrrolidone is referred to as NMP, molecular formula: C5H9NO, English: 1-Methyl-2-pyrrolidinone, the look is colorless to mild yellow obvious liquid, barely with the odor of ammonia, miscible with water in any proportion, soluble in ether, acetone and ester, haloalkane, fragrant hydrocarbon and different natural solvents, nearly totally combined with all solvents, boiling factor 204 ℃, flash factor ninety one ℃, sturdy hygroscopicity, steady chemic
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Mercaptopropionic acid is an organic compound with the chemical formula C3H6O2S. It is a transparent liquid with a strong sulfide odor, foul odor, and toxicity.
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AppearanceAmber obvious liquidSolid content% ≥ 40.0Density (20 ℃)g/cm3 ≥ 1.20PH fee (1% aqueous solution)9.0-11.0Solubility15gPolyaspartic acid (PASP) belongs to a crew of polyamino acids. Polyaspartic acid is susceptible to breakage due to the motion of microorganisms, fungi, and different factors, ensuing in the degradation of environmentally pleasant ammonia, carbon dioxide, and water. Therefore, polyaspartic acid has a extensive vary of uses.
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CAS NO492-37-5Boiling point260-262 °CDensity1.1 g/mL at 25 °Cflash point>230 °FStorage conditionsSealed in dry,Room TemperatureFormLiquidColourClear pale yellow to yellowpH value3 (5g/l, H2O, 20℃)SOLUBLE10 g/L (20 ºC)Molecular formulaC9H10O2
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Isooctyl salicylate (also regarded as 2-ethylamyl salicylate) is an necessary chemical product. Its look is colorless to faded yellow obvious liquid with a barely aromatic smell. It absorbs UVB (out of doors ultraviolet mild in Chinese) and is broadly used in perfume, soap, sunscreen cosmetics, and medicinal drug industries. It can additionally be used as an natural solvent and natural synthesis intermediate.
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Chinese nameSodium oleateChinese aliascis 9-octadecenoic acid sodium salt; (Z) -9-octadecenoic acid sodium salt -9-octadecenoic acid sodium salt; 9-Octadecylic acid sodium; Sodium octadecene; (Z) -9-Octadecylic acid sodium salt;English nameSODIUM OLEATEEnglish aliascis Oleate sodium salt; Cis-9-Octadecenoic acid sodium salt, Oleic acid sodium salt; Eurol; Pionin D 951P; Oleic Acid Sodium Salt;CAS number143-19-1Molecular formulaC18H33NaO2Molecular weight304.44300Precision quality304.23800PSA40.13000Sodium oleate, additionally acknowledged as sodium octadecene, cis 9-octadecenol,
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Oil soluble nano iron 1% - 10%, naphthenic acid 5% - 25%, barium naphthenate 10% - 30%, polyisobutene succinimide 5% - 10%, long-chain fatty acid 1% - 5%, and the relaxation is solvent. The instruction technique is as follows: add naphthenic acid drill, barium naphthenate, oil soluble nano iron and long-chain fatty acid into the solvent in flip at room temperature in accordance to the ratio, stir evenly, and then add polyisobutylene succinimide to stir evenly.
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Fusing Point8.2 °CBoiling Point224-226 °C (lit.)Thickness1.056 g/mL at 25 °C (lit.)Vapor pressure<1 hPa (20 °C)Refractivity22n20/D 1.472(lit.)Flash Point220 °FStorage ConditionsStore at +5°C to +30°C.Solubilitytoluene: soluble(lit.)1,3-Dimethyl-2-neneneba imidazolinone can be used as solvent in many natural synthesis and conversion reactions; Used to learn about the formation of steady functionalized hydrogenated silane double base transition metallic complexes thru photochemistry from fragrant silanes; Dipolar solvents with p
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purposeHexafluorozirconate is often used to make optical glass and fluorozirconate.Used for metallic floor therapy and cleaning, as nicely as for the manufacturing of wool, leather-based garb industry, atomic electricity industry, superior electrical materials, and refractory materials.Used for metallic surfaces and coatings.
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ApplicationsGlyceryl tristearate is an ester derivative, which can be used as food emulsifier, brightener, greasing agent, lubricant, defoamer, and also in various cosmetics.ToxicityIt is safe within the limits mentioned above (FDA, 2000).Use limitAs a crystallization catalyst for cocoa butter 1%; as a molding aid 0.5% to 3%; as a winterizing treatment agent for fats and oils 0.5% (FDA §172.811, 2000). Can be used as gum gum-based substance (GBChemicalbook2760-96).Chemical propertiesColorless crystal or powder. Odorless. Slightly sweet. Relative density (d480) 0.862.
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nameFlorfenicolCAS NO73231-34-2Molecular formulaC12H14Cl2FNO4Smolecular weight358.21melting point153 °CSpecific Rotation26 +17.9° (DMF)boiling point618℃Storage conditionsInert atmosphere,2-8°CformsolidcolourWhite to Off-White
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nameMebendazoleCAS NO31431-39-7Molecular formulaC16H13N3O3molecular weight295.29melting point288.5°Cboiling point436.98°Cdensity1.1952Storage conditionsSealed in dry,2-8°CformneatcolourWhite to Pale Beige
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Sodium p-styrene sulfonate has the following characteristics:1) Stability, polymerization resistance, and consolidation resistance all through storage;2) Thermal stability: Excellent in phrases of warmness resistance, it will now not decompose beneath 300 ℃;3) Polymerization: As a kind of sulfonic acid monomer, it has a excessive diploma of polymerization due to its inducing impact of binding to the sulfonic acid team in the para position;4) Free radical polymerization can be performed the
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Thermoplastic resin, hydrolyzed into polyvinyl alcohol in acid or alkaline solvents, is the main raw material for preparing polyvinyl alcohol. When molecules contain photosensitizers, they are sensitive to light and undergo decomposition reactions under the action of ultraviolet light or electron beams, exhibiting positive photosensitive resin properties. It can copolymerize with various monomers with double bonds, introducing various functional groups and possessing different properties.
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Purpose:Shugeng Glucose Sodium is a selective Muscle relaxant, which is typically used for muscle spasticity and hypertonia.
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nameAlbendazoleCAS NO54965-21-8Molecular formulaC12H15N3O2Smolecular weight265.33melting point208-210 °Cdensity1.2561Storage conditions2-8°CformneatcolourWhite to Off-WhiteSOLUBLE0.75mg/L(209 ºC)
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Melting point144-146 °CBoiling point353 °CDensity1,45 g/cm3Refractivity1.5555 (estimate)Flash point352-354°CStorage conditionsSealed in dry,Room TemperatureSolubilitySoluble in hot acetone.Formpowder to crystalColourWhite to Light yellowCAS90-98-2
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Melting point1975 ° CBoiling point1949.9 ° C (estimated)Density5.6Refractive index2.008~2.029Flash point27 ℃Storage conditionsStoreat+5 ° Cto+30 ° CSolubility0.0016g/linsolubleFormnanopowderColorWhiteChemicalbooktopaleyellowSpecific gravity5.61Zinc oxide, additionally recognized as zinc white, is a pure white powder composed of amorphous or needle fashioned small particles.
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Melting point: 165-185 ℃Density: 1.08g/cm3Refractive index: 1.488 (20 ℃)Water absorption rate: no longer extra than 0.4%Softening temperature: 60-65 ℃Glass transition temperature: 66-84 ℃ (varies relying on diploma of polymerization)Solubility: Soluble in most natural solvents such as alcohols/ketones/ethers/esters, insoluble in carbon hydrocarbon solvents [2]Application Editing1.
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Chemical factor structure mannequin of petroleum resin:The most commonly used petroleum resin manufacturing applications are C9 petroleum resin and C5 petroleum resin.C9 petroleum resinC9 petroleum resin mainly refers to a resinous substance formed via polymerization of olefins or cyclic olefins containing nine carbon atoms or copolymerization with aldehydes, fragrant hydrocarbons, terpene compounds, etc.C9 petroleum resin, also acknowledged as aromatic petroleum resin, can be divided into sorts such as hot polymer
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Due to the shortcomings of urea formaldehyde resin such as terrible preliminary viscosity, massive shrinkage, excessive brittleness, water resistance, handy aging, launch of formaldehyde, and air pollution of the surroundings and injury to fitness in the course of curing, it is integral to regulate it to enhance its overall performance and increase its application.
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Melting point<-20 ° Boiling factorbp0.2108-110 °;Bp0.5126-127 °density0.987 ± 0.06g/cm3 (Predicted) refractive index nD201.452-1.455 flash factor318 ° F (159 ° C) storage prerequisites: SealeddryRoomTemperatu shapeOil Overview: Mosquito repellent, additionally recognized as butyl acetaminopropionate ethyl ester, BAAPE, IR3535, and Iminin, is a plasticizer and a broad-spectrum, environment friendly low toxicity insect repellent.
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namePramoxine hydrochlorideCAS NO637-58-1Molecular formulaC17H28ClNO3molecular weight329.86melting point181-183°Storage conditionsInert atmosphere,Room TemperaturesolubilityChloroform (Slightly), Methanol (Slightly)formneatcolourWhite to Off-White
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Relate News
Shandong Province  is known for its mild coastal monsoon climate, which makes it ideal for large-scale trials of biodegradable mulch. As a call for green agriculture, Harmony Chemical has developed 100% biodegradable agricultural mulch materials and worked with a downstream company and research institute to achieve their commercialization.
Through water conservation, pollution control, recycling, and water regime education, Harmony Chemical has transformed its concept of water use, optimized its allocation, and made precise efforts to accelerate water ecological changes and build an efficient and water-saving enterprise.Elkem: Innovating water ecological development models to make more responsible choicesAs a silicon-based material manufacturer with business in the whole industrial value chain, Elkem takes practical actions to feed nature and express its attitude in its daily production and R&D.Renewable hydropowerThe plants
From September 6th to 8th, Harmony Chemical Ltd. were invited to exhibit at the Coatings Trends and Technology Summit (CTT).  The coatings industry is no exception in a world increasingly conscious of carbon footprints. The theme at the CTT revolved around green technology, and many companies are eagerly seeking sustainable solutions. Harmony Chemical Ltd.
Recently, the Center for the Polyurethanes Industry (CPI) announced Harmony Chemical as the finalists for this year’s Polyurethane Innovation Award. The annual honor recognizes inventive new commercial technologies within the polyurethanes industry. The award will be presented to the winner during the 65th Polyurethanes Technical Conference, September 25-27, in San Antonio, TX.    Harmony Chemical Resin is a specially designed binder based on polymeric methylene diphenylene diisocyanate (pMDI).
Harmony Chemical Ltd. attended ICIF China 2019 held from September 16 to 18, 2019 in Shanghai, China. The exhibition cover a series of activities based on trade talks, technical exchanges, economic cooperation, information dissemination and special conferences.
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