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Buy Gbl Online (gamma-butyrolactone) Wheel Cleaner

buy gbl in londonTel: +1 720 204-8338 Mail: [email protected] Website: [Chinese name] butyrolactone Butyrolactone English name ¡¿ ¡¾; GBL, gamma - bio. CAS: 96-48-0 EIECS no. : 202-202-5 InChI: InChI = 1 / C4H6O2 / c5-4-2-1-3 h2 / h1-3-6-4 ¡¾buy gbl in london¡¿ structure or formula is Molecular formula: C4H6O2 Molecular structure: carbonyl C and O atoms to sp2 hybrid orbitals form sigma bond. Other C and O atoms to sp3 hybridized orbital forming sigma bond. ¡¾ relative molecular weight or atomic weight of 86.09 Relative density 1.1253 density ¡¿ ¡¾ (25/4 ¡æ) Melting point (¡æ) ¡¿ ¡¾ 43.53 The boiling point (¡æ) ¡¿ 204 The refractive index of 15 ¡æ ¡¿Tel: +1 720-204-8338 Mail: [email protected] Website: 1.4348 World electric constant (20 ¡æ) 39 Dipole moment (25 ¡æ benzene) : 13.74 Critical temperature: 436 ¡æ Critical pressure: 3.4 mPa. Viscosity: 1.7 mPa s 25 degrees C. Tension: 52.3 mN/m. 25 degrees C. Flash: 98.3 (cup). Evaporation heat (204 ¡æ) (kj/mol) : 52.3 ¡¾ properties ¡¿ Colorless oily liquid, the smell of ketone. Goods ph 4.5. Chemical properties: in a neutral medium stability, reversibility in hot alkali hydrolysis, ph back to neutral and generate lactone. Hydrolysis in acidic medium is slower. "Dissolve situation" Miscibility with water, but soluble in methanol, ethanol, ethyl ether, acetone, benzene, carbon tetrachloride. Use note: for combustible liquid, avoid direct contact with the fire. use Is a proton type strong solvent, can dissolve the most low molecular polymer and polymer, can be used as a battery electrolyte, in lieu of the corrosive acid. In the polymerization reaction can participate as a carrier and polymerization. Can be used for pyrrolidone, butyric acid, succinic acid, to paint potions, in medicine, spices and other fine chemicals synthesis application is very wide. Also used for resin solvents. This solvent is high/low toxicity safety and environmentally friendly solvent. In the ield of polyurethane, used for polyurethane viscosity modifier (reactive diluent), and curing agent of polyurethane (pu) and amino coatings system


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