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GB/T 31748-2015: Requirements for fresh leaves of tea
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 31748-2015 | English | 109 |
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Requirements for fresh leaves of tea
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GB/T 31748-2015
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Basic data | Standard ID | GB/T 31748-2015 (GB/T31748-2015) | | Description (Translated English) | Requirements for fresh leaves of tea | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | X55 | | Classification of International Standard | 67.140.10 | | Word Count Estimation | 5,532 | | Date of Issue | 2015-07-03 | | Date of Implementation | 2015-11-02 | | Quoted Standard | NY/T 225; NY/T 853 | | Regulation (derived from) | National Standard Announcement 2015 No.22 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This Standard specifies the terms and definitions of fresh tea leaves, requirements, transportation and processing of fresh leaves. This Standard applies to all tea producing area nationwide tea processing raw materials. | GB/T 31748-2015: Requirements for fresh leaves of tea---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Requirements for fresh leaves of tea
ICS 67.140.10
X55
National Standards of People's Republic of China
Tea leaves processing requirements
Issued on. 2015-07-03
2015-11-02 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
The standard proposed by China Federation of Supply and Marketing Cooperatives.
This standard by the National Standardization Technical Committee of tea (SAC/TC339) centralized.
This standard was drafted. Anhui Agricultural University, Anhui Tea Import and Export Co., Ltd, China Federation of Supply and Marketing Cooperatives Hangzhou Tea RESEARCH
Study hospital.
The main drafters of this standard. Wan Xiaochun, Lili Xiang, Ning Jingming, Gu Gong new, Weng Kun, Zhang Yali.
Tea leaves processing requirements
1 Scope
This standard specifies the terms and definitions of fresh tea leaves, requirements, transportation and processing of fresh leaves.
This standard applies to all tea producing area nationwide tea processing raw materials.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
NY/T 225 Technical specification for mechanized picking
NY/T 853 tea producing environmental and technical conditions
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
Fresh leaves freshleaves
From tea varieties suitable system [Camelliasinensis (L.) Kuntze] shoot on picking for all types of tea processing of raw materials.
3.2
Tenderness tenderness
Tea shoots degree of growth and development.
3.3
Evenness evenness
Fresh leaf shoots uniform composition degree.
3.4
Clarity neatness
Fresh leaf teas containing inclusions (fruit tea, old leaves, etc.) and the number of non-tea inclusions.
3.5
Freshness freshness
After picking fresh leaves to maintain the original chemical and physical properties of degree.
3.6
Mechanical damage mechanicaldamage
Shoots due to mechanical force caused by crushing and tissue damage.
3.7
Deterioration deterioration
After picking fresh leaves due to improper processing appear buds, leaves and tender stems stems becomes red, or appears acid gas, fermentation odor and so on.
3.8
Rain leaves leaveswithrain
Fresh leaves rainy, foggy weather conditions, picking, leaf surface water presence.
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