Example: tourism industry
Hydroxyethylcellulose Natrosol
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formulating elegant liquid and semisolid drug products
www.ashland.comintroduction Natrosol™ 250 Pharm hydroxyethylcellulose (HEC) is a nonionic, water-soluble polymer widely used in pharmaceutical formulations. Like Aqualon ™ and Blanose™ sodium carboxymethylcellulose (CMC), it is a cellulose ether, but it differs in that it is nonionic