T/BYGC 0004-2023 Northeastern Palace's tea (Chian-you Sui-xian) for imperial tribute
T/BYGC 0004-2023 Northeastern Palace's tea (Chian-you Sui-xian) for imperial tribute
Basic Information
Scope
Scope: This document specifies the grading standards, physical standard samples, requirements, test methods, inspection rules, marking and labeling, packaging, transportation, storage, and shelf life for Beiyuan Tribute Tea Jian'ou Shuixian products. This document is applicable to Beiyuan Tribute Tea Jian'ou Shuixian series products. Main technical contents: 5. Requirements 5.1 Sensory Indicators 5.1.1 Basic Requirements The product shall be clean, free from dyeing, non-tea substances, odor, and mold. 5.1.2 Sensory Quality The sensory quality shall comply with the requirements in Table 1. Table 1: Sensory Quality Requirements Item Grade Superior First-grade Second-grade Third-grade Shape Strong and compact Still compact Somewhat loose Color Oily, honey-yellow, sand-green, or dark-green with a hint of brown Whole and broken Uniform Uniform Somewhat uniform Purity Clean and uniform Somewhat uniform Somewhat uniform Somewhat uniform Internal Quality Rich and fresh aroma with floral and fruity notes Fine and long-lasting aroma Pure and harmonious taste 5.2 Physical and Chemical Indicators The physical and chemical indicators shall comply with the provisions in Table 2. Table 2: Physical and Chemical Indicators Item Standard Water content (mass fraction) ≤6.0% Total ash (mass fraction) ≤6.5% Powder (mass fraction) ≤1.0% Broken tea (mass fraction) ≤8.0% 5.3 Quality and Safety Indicators 5.3.1 Limits of Pollutants: Shall comply with the provisions of GB 2762. 5.3.2 Limits of Pesticide Residues: Shall comply with the provisions of GB 2763. 5.4 Net Content Shall comply with the provisions of the "Measures for the Supervision and Management of Quantitative Packaged Commodities".