Auxiliaries (additives) are defined in medicine as excipients and additives used in the production of drugs and prescriptions, that is, all materials except the main active ingredients of drugs, are important components of pharmaceutical preparations. In industrial production, auxiliary chemicals added to improve the production process, improve product quality and yield, or to endow the product with a specific application performance. It is also called additive. However, as an important component of the product matrix, large doses of additives, which have a significant impact on the shape, structure and performance of the product, are generally not included in the category of additives.
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