Hydroxypropylmethylcellulose-manufacture,factory,supplier from China

(Total 24 Products for Hydroxypropylmethylcellulose)
Hypromellose (Hypromellose), also called hypromellose, is one of the non-ionic cellulose mixed ethers.
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It is a solvent for a variety of coatings and a raw material for preparing dibutyl phthalate, a plasticizer. It is also used in the manufacture of butyl acrylate, butyl acetate, ethylene glycol butyl ether,
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N-butanol is an organic compound of the molecular formula C4H10O, which has a strong flame when the colorless transparent liquid is combined.
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Industrial ammonia is an aqueous solution containing 25% to 28% ammonia. Only a small part of ammonia molecules react with water to form ammonia monohydrate, which is a weak base that only exists in ammonia.
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Molecular weight: 65.39 Grade: 5N MDL number: MFCD00011291 EC number: 231-175-3
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Colorless tasteless oily liquid, boiling point 343 ° C (0.101 MP), flash point (open cup) 204 ° C, freezing point -80 ° C, volatile rate 0.00009 g / cm, hour (105 ° C), hydrolysis rate 0.1% (100) ° C, 6 hours), soluble in most organic solvents. Resin compatible with polyvinyl chloride, polystyrene, vinyl chloride-vinyl acetate copolymer, nitrocellulose, ethylcellulose, polyvinyl butyal butyal. It is compatible with cellulose acetate and phrochloride cellulose.
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Sodium peroxide is an inorganic substance with a chemical formula of Na2O2 and a molecular weight of 77.98. Beige powder or granules. The relative density is 2.8.
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It is also used in the manufacture of butyl acrylate, butyl acetate, ethylene glycol butyl ether, as an extractant for organic synthesis intermediates and biochemical drugs, and in the manufacture of surfactants.
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It is a new solvent for selective desulfurization and decarbonization with excellent performance. It has the advantages of high selectivity, low solvent consumption, significant energy-saving effect, and non-degradability.
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Solubility: insoluble in water, soluble in most organic solvents such as alcohol, ether.
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Titanium dioxide is an inorganic, chemical formula TiO2, white solid or powdered amphoteric oxide, molecular weight 79.9, has non-toxic, optimal opacity, optimal whiteness and brightness, is considered to be the best in the world today A white pigment.
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Glycerol, also called glycerol, with the chemical formula c3h8o3, is colorless, odorless, sweet, with a clean and viscous liquid appearance. it's miles an organic substance that may take in moisture from the air, as well as hydrogen sulfide, hydrogen cyanide and sulfur dioxide. insoluble in benzene, chloroform, carbon tetrachloride, carbon disulfide, petroleum ether and oils, it's miles the skeleton factor of triglyceride molecules.
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The propanol, but also glycerol, chemical formula is C3H8O3, colorless, odorless, sweet, and appearance showing a clear liquid, is an organic substance, can absorb moisture from air, can also absorb hydrogen sulfide, hydrogen cyanide and sulfur dioxide .
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HCFC-141b (monofluorodichloroethane) is a high-purity liquid widely used in cleaning and solvent fields.
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Ethylene glycol ether (2-ethoxyethanol) is an organic compound with a molecular formula of C4H10O2 and a molecular weight of 90.12. It is a colorless and transparent liquid.
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Appearance: watery bright liquid with pleasant ketone-like fragrance.Main uses: Used as a solvent for spray paint, nitrocellulose, some fiber ethers, camphor, grease, natural and synthetic rubber.Precautions for storage and transportation: Store in a cool and ventilated warehouse. Keep away from kindling and heat sources. The warehouse temperature should not exceed 30℃. Avoid direct sunlight. Keep the container sealed. It should be stored separately from oxidant. Lighting, ventilation and other equipment in the storage room should be explosion-proof.
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The element in helium gas, the English name is Helium, the element symbol is He, and the atomic number is 2. Colorless and odorless inert gas, chemically inactive, usually difficult to react with other substances.
harmless. Nano-titanium dioxide is a stable metal compound with good stability.
Sanen provides a year-round supply of 90/95 potassium hydroxide with favorable price and quality assurance. Welcome to inquire! ​
Antioxidants are substances that block the adverse effects of oxygen. It is a class of substances that can help capture and neutralize free radicals, thereby eliminating the damage caused by free radicals to the human body. Antioxidants refer to food additives that can prevent or delay the oxidation of food, improve the stability of food and prolong the storage period. The correct use of antioxidants can not only prolong the storage period and shelf life of food, bring good economic benefits to producers and consumers, but also bring better food safety to consumers.
Good safety factor. Piping reflects that it can prevent the occurrence of explosion caused by partial over-temperature, and it is the safest and most reliable process route for ethylene oxide.
The gasoline products of different specifications can be adjusted according to the effective selection of MMT, MTBE, recombined gasoline, catalytic gasoline and straight-run gasoline.
Antifoaming agent refers to a substance that can reduce the surface tension of water, solution, suspension, etc., prevent the formation of foam, or reduce or eliminate the original foam. In the papermaking process, due to unreasonable sizing, poorly washed pulp, alkaline fillers used in acid systems, and various additives, foams will accumulate in the wet end of the papermaking system, resulting in the formation of foam dots on the paper.
Antioxidants can be used as hydrogen donors to scavenge free radicals generated during the chain initiation stage, thereby inhibiting or reducing the oxidation of oils. Therefore, in order to delay the oxidation of fats and extend their shelf life, the most common and effective way is to add antioxidants to the fats.
Water retaining agent (for bread, cake); Carrier solvent (for spices, pigments, water-insoluble preservatives, etc.); Thickener (used for beverages, liquor preparation, etc.) Plasticizer (candy, dessert Chemicalbook, meat products); Sweeteners. EEC regulations can be used for alcoholic beverages, candies, cakes, coating glazing, meat and cheese coating, non-alcoholic beverages, baked products, gum, gelatin sweets, etc.
Firefighters must wear gas masks and full-body fire fighting clothes, and put out the fire in the upwind direction. Spray water to keep the fire container cool until the end of the fire extinguishing.