T/CAQ 29022-2024 Quality Chinese medicinal herbs, liquorice

Scope

Scope: This document specifies the requirements, testing methods, inspection rules, judgment rules, labeling, packaging, and storage for quality traditional Chinese medicinal materials of licorice. This document is applicable to the evaluation of quality traditional Chinese medicinal materials of licorice. Main technical content: Licorice is a traditional and commonly used traditional Chinese medicinal material in China, with the functions of tonifying qi, clearing heat and detoxifying, expectorating and stopping cough, relieving pain and soothing various medicines. The "Pharmacopoeia of the People's Republic of China" (2020 Edition) stipulates the detection of "appearance", "identification", "inspection", "extractable matter" and "content" for licorice medicinal materials, and also stipulates the limit indicators of 33 prohibited pesticides. However, the existing standards cannot meet the diversified needs of the market transactions of licorice medicinal materials. Establishing quality standards for licorice medicinal materials has become an inevitable requirement for quality grading management. This document proposes that on the basis of qualified licorice medicinal materials, quality traditional Chinese medicinal materials of licorice add more detailed and strict inspection items, including but not limited to supplementing and perfecting the requirements for the content of licorice extractable matter, moisture, ash, and index substances, and further strictly controlling the limit of exogenous pollutants such as sulfur dioxide, fungal toxins, and pesticide residues. Compared with the provisions in the "Pharmacopoeia of China", the quality traditional Chinese medicinal materials of licorice also add the standard of extractable matter content and the maximum residue limit of 226 pesticides. The formulation of this document aims to supplement and improve the inspection, source, and pesticide residue detection of licorice medicinal materials in the "Pharmacopoeia of

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