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GB/T 31740.2-2015: Tea products -- Part 2: Tea polyphenols
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 31740.2-2015 | English | 259 |
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Tea products -- Part 2: Tea polyphenols
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GB/T 31740.2-2015
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Basic data | Standard ID | GB/T 31740.2-2015 (GB/T31740.2-2015) | | Description (Translated English) | Tea products -- Part 2: Tea polyphenols | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | X55 | | Classification of International Standard | 67.140.10 | | Word Count Estimation | 12,195 | | Date of Issue | 2015-07-03 | | Date of Implementation | 2015-11-02 | | Quoted Standard | GB/T 191; GB 2760; GB 2762; GB 2763; GB 5749; GB 7718; GB/T 8306; GB/T 18798.1; GB/T 18798.2 | | 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 classification and specifications, technical requirements, test methods, inspection rules polyphenols, flag labels, packaging, transport and storage. This Standard applies to tea or fresh tea leaves as raw material, extracted from the catechin as the main product of solid phenolic compounds. | GB/T 31740.2-2015: Tea products -- Part 2: Tea polyphenols---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.
Tea products Part 2. Tea polyphenols
ICS 67.140.10
X55
National Standards of People's Republic of China
Tea products - Part 2. TP
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
GB/T 31740 "tea products" is divided into the following parts.
--- Part 1. solid instant tea;
--- Part 2. TP;
--- Part 3. theaflavin.
This section GB/T Part of 231,740.
This section drafted in accordance with GB/T 1.1-2009 given rules.
This part is proposed by the China Federation of Supply and Marketing Cooperatives.
This part of the National Technical Committee of Standardization Tea (SAC/TC339) centralized.
This section was drafted by. China Federation of Supply and Marketing Cooperatives Hangzhou Tea Research Institute, Hangzhou Ming Tang Biotechnology Co., Ltd., Hangzhou Yue
Tea times Ka Technology Co., Ltd. Chenguang Biotech Group Co., Ltd., Zhejiang tea transboundary resources Applied Technology Laboratory, Zhejiang
Tea Science and Technology Co., Ltd. Huzhou Rongkai plant extracts, Ningbo Kemin Biotechnology Development Co., Ltd., Zhejiang University,
Province Tea Group Co., Ltd. Zhejiang Shaoxing Dong Ling health food.
The main drafters of this section. Yangxiu Fang, Zhangshi Kang, Kongjun Hao, Xu Jianfeng, Zhou Junyong, Tianhong, Tan Rong, Tu Yunfei, Liu true, Liang Huiling,
High Vicky, Chen Li, Shi Ji people, Tuyou Ying, Wang Yuefei, Mao Limin, Zhang hinge milling, high-Yue, Li Dawei, should be strong dimension, Panxue Gui, The edible.
Tea products - Part 2. TP
1 Scope
GB/T 31740 provisions of this part of the polyphenols classification and specifications, technical requirements, test methods, inspection rules, marking label, package
Loading, transport and storage.
This section applies to tea or fresh tea leaves as raw material, extracted from the catechin as the main product of solid phenolic compounds.
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.
GB/T 191 Packaging - Pictorial signs
GB 2760 national food safety standards of food additives using standard
GB 2762 National Food Safety Standard Food Contaminants Limited
GB 2763 National Food Safety Standard maximum residue limits for pesticides in food
GB 5749 drinking water health standards
GB 7718 National Food Safety Standard pre-packaged food labels General
GB/T 8306 Determination of total ash tea
GB/T 18798.1 solid instant tea - Part 1. Sampling
GB/T 18798.2 solid instant tea - Part 2. Determination of total ash
Prepackaged goods measured Regulatory Measures (State Administration of Quality Supervision, Inspection and Quarantine [2005] The first 75 orders)
State Administration of Quality Supervision, Inspection and Quarantine on Revising the "food labeling regulations," (State Administration of Quality Supervision, Inspection and Quarantine
Decree 123 [2009])
3 Classification and specifications
By product polyphenol content into TP30, TP70 and TP80, three specifications.
4. Technical Requirements
4.1 Raw material requirements
4.1.1 tea raw materials (including tea leaves) should be normal quality, no smell, no mildew, non-staining, non-tea does not contain substances, health indicators should be consistent
GB 2762, GB 2763 regulations.
4.1.2 Production water should comply with the provisions of GB 5749.
4.1.3 process used processing aids shall comply with the provisions of GB 2760.
4.2 Characters
Pale yellow to dark brown or reddish-brown powder, astringent taste, soluble in water, ethanol and ethyl acetate, variable in alkaline conditions or in case of iron
Color, hygroscopic.
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