T/BYGC 0001-2023 Active Group standards

T/BYGC 0001-2023 Naiyuan Gongcha, a short-legged oolong tea, is a traditional tea of Fujian province, China

Publish Date: 2023-03-22 Implement Date: 2023-03-27 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/BYGC 0001-2023

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Tea

Publish Date: 2023-03-22

Implement Date: 2023-03-27

Scope

Scope: This document specifies the product grading, physical standard samples, technical requirements, test methods, inspection rules, marking and labeling, packaging, transportation, storage, and shelf life of North Yuan Gong Tea Low-Stem Oolong. This document applies to the North Yuan Gong Tea Low-Stem Oolong series of products; Main technical content: 5 technical requirements 5.1 Sensory indicators 5.1.1 Basic requirements: The product should be clean, free from dyes, non-tea substances, odors, and mold. 5.1.2 Sensory quality: The sensory quality should comply with the provisions of Table 1. Table 1 Sensory quality requirements Grade Extra First Second Appearance Tea leaves should be compact and fine, with a heavy and solid texture. Tea leaves should be compact and fine, with a slightly curved shape and a heavy and solid texture. Tea leaves should be compact and fine, with a slightly curved shape and a heavy and solid texture. Color Dark and lustrous Dark and lustrous Dark and lustrous Integrity Uniform and intact Uniform and intact Uniform and intact Purity Clean and intact Clean and intact Clean and intact Internal quality Rich and lingering aroma with a clear fragrance of osmanthus Rich and lingering aroma with a clear fragrance of osmanthus Rich and lingering aroma with a clear fragrance of osmanthus Taste Fresh and mellow Fresh and mellow Fresh and mellow Soup color Golden and bright Orange and bright Orange and bright Leaf bottom Uniform and bright Red edge visible Red edge visible Red edge visible 5.2 Physical and chemical indicators The physical and chemical indicators should comply with the provisions of 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 contamin