GB/T 35538-2017 English PDF

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GB/T 35538-2017: Technical guides for industrial enzyme preparations assay
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 35538-2017	439	Add to Cart	4 days	Technical guides for industrial enzyme preparations assay	Valid

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Basic data

Standard ID: GB/T 35538-2017 (GB/T35538-2017)
Description (Translated English): Technical guides for industrial enzyme preparations assay
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: X69
Classification of International Standard: 67.180.20
Word Count Estimation: 22,278
Date of Issue: 2017-12-29
Date of Implementation: 2018-07-01
Regulation (derived from): National Standards Bulletin 2017 No. 32
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

GB/T 35538-2017: Technical guides for industrial enzyme preparations assay

---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.
Technical guides for industrial enzyme preparations assay ICS 67.180.20 X69 National Standards of People's Republic of China Technical guidelines for the determination of industrial enzymes 2017-12-29 Posted 2018-07-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard by the National Food Industry Standardization Technical Committee (SAC/TC64) proposed. This standard by the National Food Industry Standardization Technical Committee Fermentation Technical Committee (SAC/TC64/SC5) centralized. This standard was drafted unit. China Food Fermentation Industry Research Institute, Zhejiang Ai Jiesi Biotechnology Co., Ltd., Shandong Lung Kete enzyme preparation Limited, Qingdao Blue Biological Group Co., Ltd., Novozymes (China) Investment Co., Ltd. The main drafters of this standard. Zhang Wei, Tian Yaqiong, Liu Ming, Teng Zhizu, Wu Zhuying, Li Cong, Zhai Wenjing, Zhang Shitong, Pan Hongtao, Guo Qingwen, Chen Liang Zhen. Technical guidelines for the determination of industrial enzymes

1 Scope

This standard specifies the terms and definitions of industrial enzyme preparation, physical and chemical indicators classification, determination of enzyme activity and enzyme activity determination method Shi and evaluation requirements. This standard applies to industrial enzymes used in the determination of key indicators Determination of the method of establishing, implementing and evaluating guidance.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. QB/T 1803 industrial enzyme preparation common test methods

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 Enzyme preparation Either directly from the edible or non-edible part of the animal or plant, or from traditional or genetically modified microorganisms, including but not limited to, Bacteria, actinomycetes, fungi) fermentation, extraction made, with special catalytic function of biological products. NOTE Commercial commercial enzyme preparation products allow the addition of ingredients that are easy to store and use. 3.2 Enzyme activity The ability of enzymes to catalyze a particular reaction under certain conditions.

4 industrial enzyme preparation physical and chemical indicators classification

4.1 Determination of industrial enzymes key indicators. Enzyme activity. 4.2 Determination of industrial enzymes General purpose indicators are as follows. a) bulk density b) fineness; c) pH. 4.3 Other indicators.

5 industrial enzyme preparation enzyme activity determination method to establish guidance

5.1 Determination of enzyme activity The key factors of the reaction conditions to establish guidance 5.1.1 substrate selection The method for selecting the substrate is as follows. ......

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