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Additionally, specialized suppliers such as Sigma-Aldrich, Fisher Scientific, and other chemical distributors provide HEC with technical data sheets that explain its properties and applications. This is particularly useful for industries that require specific grades for formulation purposes.

In the realm of food science, HPMC's solubility in methanol can be beneficial for food preservation and texture modification. As a thickening agent, HPMC plays a vital role in stabilizing emulsions and enhancing the texture of food products. The use of methanol as a solvent in the extraction process of food compounds can impact the solubility of HPMC, ultimately influencing the quality and stability of the final product.

HPMC is derived from natural cellulose, which is extracted from wood or cotton. The process involves the modification of cellulose by reacting it with propylene oxide and methyl chloride. This chemical alteration introduces hydroxypropyl and methyl groups into the cellulose structure, resulting in a substance that is soluble in water and exhibits a range of rheological properties. HPMC is available in different grades, characterized by its viscosity, degree of substitution, and solubility in water.