Glycerin antifreeze _ Wei Connaught Chemical (certified) _ jiaonan glycerol by Wei Connaught Chemical Co., Ltd. Qingdao. Qingdao Wei Connaught Chemical Co. (www.qdweinuo.com) is specialized in the "phenol, aniline, ethylene, n-butanol, isobutanol, n-propanol, isopropanol, methanol," the business, the company adhering to the "integrity management, service intentions, "the idea, to provide you with the highest quality products and services. Welcome to inquire! Contact: Feng Zhongying. A spoonful of white vinegar in water for Riga, falling can make the skin look white, soft wash your face. The role of glycerol is to absorb moisture in the air, keep the skin moist glycerin prices, pure glycerin can not be painted directly to the skin moisturizers. Glycerol - glycerol backbone component is a triglyceride molecule. When the human intake of edible fats, wherein triglycerides decomposed through metabolism in the body to form glycerol and stored in fat cells. Therefore glycerol ethyl acetate, the end product of the metabolism of triglycerides is glycerol and fatty acids relative density (water = 1): 1.26331 (20 ℃) ??Relative vapor density (air = 1): 3.1 Viscosity (20 ℃): 1412mPa.s (25 ℃): 945mPa.s surface tension (20 ℃): 63.3 mN / m saturated vapor pressure (kPa): 0.4 (20 ℃) ??glycerin glycerin, 1779 by Adams Cai Er (Scheel) first discovered in 1823 it was recognized the fat composition containing Chevreul, Greek meaning for sweet glycerin hydrogen cyanide, hence the name glycerin (Glycerine). During World War I, because of its raw materials for the manufacture of gunpowder, the yield increase.