Quality Control
Herbal quality control is of greater importance to maintaining the quality of herbs and natural products. When the quality control side has to identify the substance, adulterants and substitutes; The purity of the material and the assay of the active chemical component are of the greatest importance for the particular herb, then they are called essential aspects of quality control. The process in which the qualitative and quantitative values of herbs are measured against established or specified standards and criteria is the process of standardization.