화학 보조제

Colorless Liquid Polyethyleneimine PEI CAS 9002-98-6 Paper Chemicals Product Overview Polyethyleneimine is one of the most extensively studied materials among polymeric drug carriers, possessing both linear and branched structures. Its surface contains numerous amino groups, which can be chemically modified, such as through acetylation, carboxylation, hydroxylation, and the addition of polyethylene glycol (PEG), oligosaccharides, targeted modification, or fluorescent labeling

Colorless Liquid 2-Hydroxyethyl Methacrylate CAS 868-77-9 Modifier Product Overview A colorless, transparent, and easily flowing liquid. Soluble in common organic solvents. Miscible with water. GMA monomeric system is a white, watery, viscous substance, thinner than water, and penetrates more easily than any resin or monomer. Particularly useful for working with bone, cartilage, and difficult-to-penetrate plant tissues. Product Specifications Item Value Product Name 2

Colorless Liquid 2-(Dimethylamino)Ethyl Methacrylate DM CAS 2867-47-2 Dyes And Pigments Colorants Product Overview 2-(Dimethylamino)ethyl methacrylate, abbreviated as DM, is a highly water-soluble liquid monomer with excellent adhesive properties. Product Specifications Item Value Product Name 2-(Dimethylamino)ethyl methacrylate CAS 2867-47-2 MF C8H15NO2 MW 157.21 EINECS 220-688-8 Appearance Colorless liquid Product Image Applications Containing reactive amino and vinyl

White Crystalline Powder Butylated Hydroxytoluene BHT CAS 128-37-0 Food Antioxidants Chemical Auxiliary Agent Overview White crystals. The color turns yellow when exposed to light and gradually darkens. Product Parameters Item Value Product Name Butylated Hydroxytoluene CAS 128-37-0 MF C15H24O MW 220.35 EINECS 204-881-4 Appearance White Crystalline Powder Product Image Application Used as an antioxidant for rubber and plastics, gasoline, transformer oil, turbine oil, animal

Light Yellow Liquid Polysorbate 80 Tween 80 CAS 9005-65-6 Food Additives Chemical Auxiliary Agent Overview Amber oily liquid, relative density 1.00±0.05, viscosity 0.40～0.60 Pa·s (25℃), flash point 288℃, HLB value 10.0. Application Used in oil extraction and transportation, medicine, cosmetics, paints and pigments, textiles, food, and pesticides. In detergent production and metal surface rust prevention and cleaning, it is used as an emulsifier, dispersant, stabilizer,

Colorless Transparent liquid 1H,1H,2H,2H-Perfluorooctyltriethoxysilane CAS 51851-37-7 Silane Coupling Agent Product Overview 1H,1H,2H,2H-Perfluorooctyltriethoxysilane releases low molecular alcohols after hydrolysis. The resulting active silanols can chemically bond with hydroxyl, carboxyl and oxygen-containing groups in many inorganic and organic substrates to form self-assembled monomolecular fluorosilicone films on the surface of inorganic materials. Product Parameters

White Powder Gold(III) Chloride CAS 13453-07-1 Metal Catalysts Overview Gold chloride is a golden-yellow crystal that is highly hygroscopic and deliquescent. Adding cold potassium hydroxide to a solution of gold chloride produces an orange-red precipitate of gold hydroxide, Au(OH)3. When it encounters electron-donating ions, such as Cl- or CN-, it forms [AuCl4]- and [Au(CN)4]- complex ions. Product Parameters Item Value Product Name Gold(III) chloride CAS 13453-07-1 MF AuCl3

Colorless Liquid 2-Chlorobenzaldehyde CAS 89-98-5 Galvanizing Brightener Overview This product is a colorless liquid, m.p.17～18℃, b.p.213～214℃, n20D 1.5640, relative density 1.241, f.p.88℃, insoluble in water, soluble in benzene, alcohol. Product Parameters Item Value Product Name 2-Chlorobenzaldehyde CAS 89-98-5 MF C7H5ClO MW 140.57 EINECS 201-956-3 Appearance Colorless liquid Product Image Applications In agriculture, o-chlorobenzaldehyde, also known as 2-chlorobenzaldehyde

Chemical Auxiliary Agent Hexanophenone CAS 942-92-7 Biological Buffers Introduction: The melting point of hexanophenone is 25-26°C, the boiling point is 265°C, the density is 0.958 g/mL at 25°C, and the refractive index is n20/D 1.5105. It appears as a transparent light yellow liquid. Uses: Hexanophenone is mainly used in organic synthesis and as a solvent. Product Name Hexanophenone CAS 942-92-7 MF C12H16O MW 176.25 EINECS 213-394-6 Color yellow liquid