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Propylene glycol CAS 57-55-6 , also called propane-1,2-diol, is an organic compound with the chemical formula C3H8O2. It is a viscous colorless liquid which is nearly odorless but possesses a faintly sweet taste. Chemically it is classed as a diol and is miscible with a broad range of solvents, including water, acetone, and chloroform.
Polyethylene glycol PEG Poly(ethylene glycol) CAS 25322-68-3 is a polyether compound with many applications from industrial manufacturing to medicine.PEG is used as surfactants, in foods, in cosmetics, in pharmaceutics, in biomedicine, as dispersing agents, as solvents, in ointments, in suppository bases, as tablet excipients, and as laxatives. Some specific groups are lauromacrogols, nonoxynols, octoxynols, and poloxamers.
Diethylene Glycol Diethyl Ether (DGDE) CAS 112-36-7 is colourless liquid. Freezing point 44.3 ℃, boiling point 188 ℃, relative density 0.907 (20/4 ℃), refractive index of 1.4115. Flash point 54 ℃. Miscibility with most of the alcohols, ketones, ethers, halogenated hydrocarbon, can miscibility with water at room temperature.
Tetraethylene glycol dimethyl ether TGDE CAS 143-24-8 (also called tetraglyme) is a polar aprotic solvent with excellent chemical and thermal stability. Its high boiling point and stability makes it an ideal candidate for separation processes and high temperature reactions.It is widely used as reaction solvent, medium, non-polluted cleaning agent, extractant, diluent, auxiliary and resin solvent.
Dipropylene glycol CAS 25265-71-8 finds many uses as a plasticizer, an intermediate in industrial chemical reactions, as a polymerization initiator or monomer, and as a solvent. Its low toxicity and solvent properties make it an ideal additive for perfumes and skin and hair care products. It is also a common ingredient in commercial fog fluid, used in entertainment industry fog machines.
Diethylene Glycol Dibutyl Ether DGDE CAS 112-73-2 is colourless liquid. Freezing point 60.2 ℃, boiling point 256 ℃, density 0.8853 (20/20 ℃), refractive index 1.4235. Flash point 47 ℃. Miscibility with ether, alcohol, ester, ketone, halogenated hydrocarbon, slightly soluble in water.
Glycolic acid CAS 79-14-1 (chemical formula C2H4O3) is the smallest α-hydroxy acid (AHA). This colorless, odorless, and hygroscopic crystalline solid is highly soluble in water. It is used in various skin-care products. Glycolic acid is found in some sugar-crops. It exists in white fine powder 99% or colorless transparent liquid 70%.
2-Hydroxyethyl Methacrylate HEMA CAS 868-77-9 is mainly employed to fabricate thermosetting coatings, fiber-treating agent, photo sensitive resin, adhesive and medical macromolecular materials, etc. It is colorless transparent liquid.