Hydroxyethyl cellulose (HEC) is a non-ionic, water-soluble polymer derived from cellulose, a natural polymer sourced from plant cell walls. It is widely used in various industries, including pharmaceuticals, cosmetics, food, and construction, thanks to its unique properties such as thickening, emulsifying, and stabilizing abilities. If you are looking to buy hydroxyethyl cellulose, it is essential to understand its applications, benefits, and purchasing considerations to make an informed decision.