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GB/T 40392-2021: Detection of Legionella in circulating cooling water
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 40392-2021 | English | 279 |
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Detection of Legionella in circulating cooling water
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GB/T 40392-2021
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Basic data | Standard ID | GB/T 40392-2021 (GB/T40392-2021) | | Description (Translated English) | Detection of Legionella in circulating cooling water | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G76 | | Word Count Estimation | 14,139 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 40392-2021: Detection of Legionella in circulating cooling water---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.
Detection of Legionella in circulating cooling water
ICS 13.060.70;13.060.25
CCSG76
National Standards of People's Republic of China
Detection of Legionella in Circulating Cooling Water
(ISO 11731.2017, Waterquality-Enumeration of Legionella, NEQ)
Released on 2021-08-20
2022-03-01 implementation
State Administration of Market Supervision and Administration
Issued by the National Standardization Management Committee
Foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents"
Drafting.
This document is drafted with reference to ISO 11731.2017 "Counting of Legionella in Water Quality", and the degree of consistency is non-equivalent.
Please note that some of the contents of this document may involve patents. The issuing agency of this document is not responsible for identifying patents.
This document was proposed by the China Petroleum and Chemical Industry Federation.
This document is under the jurisdiction of the National Chemical Standardization Technical Committee Water Treatment Subcommittee (SAC/TC63/SC5).
Drafting organizations of this document. Shijiazhuang Jiyuan Environmental Protection Technology Co., Ltd., Changzhou Branch of Jiangsu Special Equipment Safety Supervision and Inspection Institute,
Huace Testing and Certification Group Co., Ltd., CNOOC Tianjin Chemical Research and Design Institute Co., Ltd., Shijiazhuang City Center for Disease Control and Prevention,
Tongji University, Tianjin Center for Disease Control and Prevention, Zhejiang Shuizhiyin Testing Co., Ltd., Angang Bakelini Water Treatment Co., Ltd.
The main drafters of this document. Li Yongguang, Sun Xiaowei, Liu Wenqiu, Teng Houkai, Li Lijie, Wang Yan, Li Fengting, Lin Xiaohui, Yu Minghua, Sun Hui,
Liu Jiaojiao.
Detection of Legionella in Circulating Cooling Water
Warning. Legionella is a pathogenic bacteria, and the personnel using this document should have practical experience working in a secondary biosafety protection laboratory. This document
Not all possible safety issues are pointed out, and the user is responsible for taking appropriate precautions when dealing with or detecting
Industry exposure, and to ensure compliance with the conditions stipulated by relevant national laws and regulations.
1 Scope
This document specifies the detection method for Legionella in circulating cooling water.
This document applies to the detection of Legionella in circulating cooling water, as well as Legionella in raw water, domestic water, other industrial water and wastewater.
Bacteria detection.
2 Normative references
The contents of the following documents constitute the indispensable clauses of this document through normative references in the text. Among them, dated quotations
Only the version corresponding to that date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
This document.
GB/T 6682-2008 Analytical laboratory water specifications and test methods
GB/T 27403 Laboratory Quality Control Specification Food Molecular Biology Testing
GB/T 27405 Laboratory Quality Control Specification for Food Microbiological Testing
3 Terms and definitions
The following terms and definitions defined in GB/T 27405 apply to this document.
3.1
Legionella
A general term for a class of gram-negative bacilli, with blunt ends, flagella, no spores and capsules, and has the ability to contain L-cysteine and trivalent iron
The characteristics of growth on activated charcoal-yeast extract (BCYE) medium with salt buffer.
[Source. ISO 11731.2017, 3.1]
3.2
Legionella pneumophila Legionellaneumophila; Lp
A pathogenic Legionella identified by biochemical tests and serological tests is the main bacterial type that causes Legionnaires’ disease.
4 General
The testing specified in this document should comply with GB/T 27403 and should be completed in the secondary biosafety protection laboratory (BSL-2).
Bacteria samples and culture media should be treated in a harmless manner.
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