41083-11-8 Agrochemicals/Acaricide

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Physical and chemical constant Chinese name propylene glycol
English name 1, 2 - propanediol, propylene glycol
Chinese alias propylene glycol
CAS number 57-55-6
Molecular formula C3H8O2
The molecular weight of 92.0938
Melting point - 6.5 ℃
The boiling point of 245 ℃
The density of relative density 1.04 (water = 1)
Appearance and properties colorless viscous stability of liquid water imbibition, almost odourless
The vapor pressure of 106 pa / 20 ℃
(closed cup flash point 99 ℃, 99 ℃ (cup)
Specific heat capacity (20 ℃) 2.49 kJ/kg) ℃)
Heat of vaporization (101.3 kpa) 711 kj/kg
Spontaneous combustion temperature of 421.1 ℃
Viscosity (20 ℃) 60.5 mpa. S
Solubility and water, ethanol and a variety of organic solvents miscibility
Main USES propylene glycol is unsaturated polyester, epoxy resin, polyurethane resin is one of the important raw materials, which account for about the amount of propylene glycol total consumption of about 45%, this kind of unsaturated polyester used for surface coatings and reinforced plastics.Propanediol viscous and hygroscopicity good, and non-toxic, and therefore in food, medicine and cosmetics industry are widely used as a hygroscopic agent, antifreeze, lubricants and solvents.In the food industry, propylene glycol fatty acid propylene glycol fatty acid ester, mainly used as food emulsifier;Propylene glycol is a good solvent of condiments and pigment.Propylene glycol in the pharmaceutical industry commonly used in manufacture of various types of ointment, gel solvent, softener and excipients, etc., propylene glycol and various spices have better solubility, which is also used as a solvent and cosmetics etc. Softener.
Combustion hazard the product is made of fuel sources away from fire.Can be used dry powder, soluble bubble, fog water, carbon dioxide fire extinguishing installation, etc
Save storage of this product should be stored in a cool, ventilated, dry place, as stipulated in the general chemical storage and transportation
Produced in the United States dow \ South Korea SKC
Package with the original packaging 215 kg/barrel