T/NXS 0102T-2024 Processing Specification for Dangshen during Fresh Handling

Scope

Scope: This document specifies the technical specifications for the fresh-cleaning and cutting processing of Codonopsis roots using traditional methods, including: terms and definitions, processing requirements, process flow, and technical requirements. This standard applies to enterprises or cooperatives engaged in the fresh-processing of Codonopsis. **Main Technical Content**: 3.1 **Source of Codonopsis**: The raw material is the roots of Codonopsis pilosula (Franch. ) Nannf., Codonopsis pilosula Nannf. var. modesta (Nannf. ) L.T. Shen, or Codonopsis tangshen Oliv. from the family Campanulaceae. 3.2 **Raw Drug Materials**: Harvested in autumn, washed, and dried until the moisture content reaches approximately 30%. 3.3 **Fresh-Processing**: Traditional processing methods such as cleaning and cutting the raw drug materials, referred to as fresh-processing. 3.4 **Irregular slices**: Slices that do not meet the specifications set by the standard, such as unevenly cut slices, discolored slices, and fragmented slices. 3.5 **Drug scraps and impurities**: Crumbled remnants of the raw drug materials after processing. 3.6 **Processing Base**: Facilities and equipment suitable for large-scale, standardized processing. 3.7 **Kneading**: Mechanical or manual rolling and squeezing of the raw drug materials (with approximately 50% moisture content). 3.8 **Cleaning**: Removing non-medicinal parts and impurities from the raw drug materials. 3.9 **Washing**: Rinsing the cleaned drug materials with running drinking water until no soil or foreign matter remains. 3.10 **Steaming**: Softening the washed drug materials using a steaming machine or soaking them in a steaming tank until they become pliable and suitable for processing. 3.11 **Cutting**: Cutting the cleaned drug materials into various specifications using a cutting machine. 3.12 **Drying**: Processing the slices to remove moisture. 3.13 **Screening**: Using automatic screening equipment to grad

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