CJ/T 141: Evolution and historical versions
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Standard of water quality examination methods for urban water supply
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CJ/T 141-2018
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| CJ/T 141-2001 | English | 359 |
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Urban water supply. Determination of silica dioxide. Molybdosilicate blue method
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PDF similar to CJ/T 141-2018
Basic data | Standard ID | CJ/T 141-2018 (CJ/T141-2018) | | Description (Translated English) | Standard of water quality examination methods for urban water supply | | Sector / Industry | Urban Construction Industry Standard (Recommended) | | Classification of Chinese Standard | C51 | | Classification of International Standard | 13.060.20 | | Word Count Estimation | 151,165 | | Date of Issue | 2018-06-12 | | Date of Implementation | 2018-12-01 | | Older Standard (superseded by this standard) | CJ/T 150-2001; CJ/T 149-2001; CJ/T 148-2001; CJ/T 147-2001; CJ/T 146-2001; CJ/T 145-2001; CJ/T 144-2001; CJ/T 143-2001; CJ/T 142-2001; CJ/T 141-2001 | | Quoted Standard | GB/T 5750.1; GB/T 5750.2; GB/T 5750.3; GB/T 5750.4; GB/T 5750.5; GB/T 5750.6; GB/T 5750.7; GB/T 5750.8; GB/T 5750.9; GB/T 5750.10; GB/T 5750.11; GB/T 5750.12; GB/T 5750.13; GB/T 6682; GB 15603; GB 19489; GB/T 27476.1; GB/T 27476.5 | | Regulation (derived from) | Ministry of Housing and Urban-Rural Development Announcement No. 118 of 2018 | | Issuing agency(ies) | Ministry of Housing and Urban-Rural Development of the People's Republic of China | | Summary | This standard specifies the terms and definitions, general rules, inorganic and sensory traits indicators, organic matter indicators, pesticide indicators, odorant substances indicators, disinfectant and disinfection by-product indicators, microbiological indicators and comprehensive indicators of urban water supply testing methods. This standard applies to the water quality testing of urban water supply and its source water. | CJ/T 141-2018: Standard of water quality examination methods for urban water supply---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.
Standard of water quality examination methods for urban water supply
ICS 13.060.20
C51
People's Republic of China urban construction industry standards
Replace CJ/T 141~CJ/T 150-2001
Town water supply quality standard test method
Published on.2018-06-12
2018-12-01 implementation
Ministry of Housing and Urban-Rural Development
Content
Foreword V
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
3.1 Minimum detection mass concentration 1
3.2 Precision 1
3.3 Accuracy 1
4 General 1
4.1 Selection of test methods 1
4.2 Reagents and concentration representation 2
4.3 Experimental pure water 2
4.4 Metrology verification/calibration and maintenance of testing instruments 2
4.5 Laboratory Safety 2
4.6 Quality Control and Assurance 2
5 Inorganic and sensory traits indicators 2
5.1 stinky 2
5.2 Cyanide 6
5.3 Sulfide 12
5.4 Volatile Phenol 18
5.5 Anionic synthetic detergent 24
5.6 Silica 29
6 Organic indicators 31
6.1 Vinyl chloride 31
6.2 1,1,1-trichloroethane 37
6.3 1,1,2-trichloroethane 37
6.4 Carbon tetrachloride 37
6.5 1,2-dichloroethane 37
6.6 1,1-dichloroethylene 37
6.7 1,2-dichloroethylene 37
6.8 Trichloroethylene 37
6.9 Tetrachloroethylene 37
6.10 Hexachlorobutadiene 37
6.11 Benzene 38
6.12 Toluene 45
6.13 xylene 45
6.14 ethylbenzene 45
6.15 styrene 46
6.16 Chlorobenzene 46
6.17 1,2-dichlorobenzene 50
6.18 1,4-dichlorobenzene 57
6.19 Trichlorobenzene 57
6.20 Hexachlorobenzene 57
6.21 Epichlorohydrin 57
6.22 Acrylamide 60
6.23 Microcystins - LR 63
6.24 Microcystins - RR 67
6.25 Phenol 67
6.26 4-nitrophenol 72
6.27 3-methylphenol 72
6.28 2,4-dichlorophenol 72
6.29 naphthalene 73
6.30 fluoranthene 77
6.31 Benzo(b)fluoranthene 77
6.32 Benzo(k)fluoranthene 77
6.33 Benzo(a)芘77
6.34 benzo (ghi) 苝 77
6.35 茚[1,2,3-c,d]芘77
7 Pesticide indicator 77
7.1 Dichlorvos 77
7.2 Lego 89
7.3 Parathion 89
7.4 methyl parathion 90
7.5 2,4-drop 90
7.6 heptachlor 90
7.7 chlorpyrifos 92
7.8 chlorpyrifos 95
7.9 Malathion 98
7.10 Atrazine 98
7.11 Carbofuran 98
7.12 deltamethrin 98
7.13 Pentachlorophenol 98
7.14 Glyphosate 98
7.15 Trichlorfon 103
8 Odorogenic indicators 103
8.1 Geosmin 103
8.2 2-Methylisodecyl alcohol 107
9 Disinfectants and disinfection by-product indicators 107
9.1 Ozone 107
9.2 Chlorine dioxide 109
9.3 chloroform 111
9.4 Tribromomethane 111
9.5 monobromodichloromethane 111
9.6 dibromochloromethane 111
9.7 dichloromethane 111
9.8 Dichloroacetic acid 112
9.9 Trichloroacetic acid 121
9.10 monochloroacetic acid 121
9.11 monobromoacetic acid 121
9.12 monochloro-bromoacetic acid 121
9.13 dibromoacetic acid 121
9.14 monobromodichloroacetic acid 121
9.15 monochlorodibromoacetate 121
9.16 tribromoacetic acid 121
9.17 2,4,6-trichlorophenol 121
10 Microbial indicators 121
10.1 Giardia 123
10.2 Cryptosporidium 131
10.3 Streptococcus faecalis 131
10.4 Sulfite reduction anaerobic bacteria (C. coli) spores 136
11 Comprehensive indicator 141
11.1 Mutagenicity of urban water supply 141
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard replaces CJ/T 141~CJ/T 150-2001 "Standards for Water Quality Inspection Methods for Urban Water Supply". With CJ/T 141~CJ/T 150-
Compared with.2001, the main technical changes are as follows.
--- Increased odor, cyanide, sulfide, volatile phenol, anionic synthetic detergent, vinyl chloride, 1,1,1-trichloroethane, 1,1,2-trichloro
Ethane, carbon tetrachloride, 1,2-dichloroethane, 1,1-dichloroethylene, 1,2-dichloroethylene, trichloroethylene, tetrachloroethylene, hexachlorobutane
Alkene, benzene, toluene, xylene, ethylbenzene, styrene, chlorobenzene, 1,2-dichlorobenzene, 1,4-dichlorobenzene, trichlorobenzene, hexachlorobenzene, epoxy chloropropene
Alkane, acrylamide, microcystins-LR, microcystins-RR, dichlorvos, dimethoate, parathion, methyl parathion, 2,4-d, seven
Chlorine, chlorpyrifos, bentazone, glyphosate, atrazine, carbofuran, deltamethrin, pentachlorophenol, malathion, 2-methylisodecyl alcohol, soil odor
, ozone, chlorine dioxide, chloroform, tribromomethane, dichloromonobromomethane, monochlorodibromomethane, dichloromethane, dichloroacetic acid,
Trichloroacetic acid, monochloroacetic acid, monobromoacetic acid, monochloromonobromoacetic acid, dibromoacetic acid, dichloromonobromoacetic acid, monochlorodibromoacetic acid, tribromo
32 test methods for 62 indicators such as acetic acid, Giardia, and Cryptosporidium;
--- Deleted three test methods for four inorganic indicators such as barium, sodium, calcium and magnesium;
--- Removed 1,1-dichloroethylene, 1,1,1-trichloroethane, 1,1,2-trichloroethane, tribromomethane, 1,1,2,2-tetrachloroethane 5 items
2 test methods for hairy organic matter;
--- Revised silica, trichlorfon, dichlorvos, dimethoate, parathion, methyl parathion, phenol, 4-nitrophenol, 3-methylphenol, 2,4-di
Chlorophenol, 2,4,6-trichlorophenol, pentachlorophenol, naphthalene, fluoranthene, benzo (b) fluoranthene, benzo (k) fluoranthene, benzo (a) pyrene, benzo (ghi) Oh,
茚[1,2,3-c,d]芘, Streptococcus faecalis, sulfite-reduced anaerobic bacteria (C. brevis) spores and mutagens 22
9 test methods for the indicator.
This standard was proposed by the Institute of Standardization of the Ministry of Housing and Urban-Rural Development.
This standard is under the jurisdiction of the Municipal Water Supply and Drainage Standardization Technical Committee of the Ministry of Housing and Urban-Rural Development.
This standard is drafted by. China Urban Planning and Design Institute, National Urban Water Supply Monitoring Network, Beijing Monitoring Station, National City
Water quality monitoring online sea monitoring station, national urban water supply quality monitoring network Harbin monitoring station, national urban water supply quality monitoring network Shenzhen supervision
Station, Chinese Academy of Sciences Ecological Environment Research Center, National Urban Water Supply Quality Monitoring Network Jinan Monitoring Station, National Urban Water Supply Quality Monitoring Network
Zhengzhou Monitoring Station, National Urban Water Supply Quality Monitoring Network Guangzhou Monitoring Station, National Urban Water Supply Quality Monitoring Network Tianjin Monitoring Station.
Participated in the drafting of this standard. National Urban Water Supply Monitoring Network Wuhan Monitoring Station, National Urban Water Supply Monitoring Network, Hangzhou Monitoring
Station, National Urban Water Quality Monitoring Network Dalian Monitoring Station, National Urban Water Supply Quality Monitoring Network Shijiazhuang Monitoring Station, National Urban Water Supply Quality
Monitoring Network Taiyuan Monitoring Station, National Urban Water Supply Quality Monitoring Network Wuxi Monitoring Station, National Urban Water Supply Monitoring Network Hefei Monitoring Station, Country
Urban Water Supply Quality Monitoring Network Fuzhou Monitoring Station, National Urban Water Supply Quality Monitoring Network Xiamen Monitoring Station, National Urban Water Supply Quality Monitoring Network Xi'an
Monitoring station, national urban water supply quality monitoring network Zhuhai monitoring station, national urban water supply quality monitoring network Foshan monitoring station, national urban water supply
Quality monitoring network coastal monitoring station, national urban water supply quality monitoring network Qingdao monitoring station, national urban water supply quality monitoring network Urumqi monitoring
Station, National Urban Water Quality Monitoring Network Lanzhou Monitoring Station, National Urban Water Supply Monitoring Network Yinchuan Monitoring Station, National Urban Water Supply Monitoring
Changsha Monitoring Station, National Urban Water Quality Monitoring Network Nanchang Monitoring Station, National Urban Water Supply Monitoring Network Zhuzhou Monitoring Station, National City
City Water Supply Quality Monitoring Network Kunming Monitoring Station, National Urban Water Supply Quality Monitoring Network Chongqing Monitoring Station, National Urban Water Supply Quality Monitoring Network Chengdu Supervision
Station, National Urban Water Quality Monitoring Network Nanjing Monitoring Station, Beijing Disease Prevention and Control Center, Guangzhou Water Quality Monitoring Center, Guangdong Province
Water quality monitoring network Shunde monitoring station, Zhejiang Pinghu City Center for Disease Control and Prevention.
The main drafters of this standard. Shao Yisheng, He Qin, Gui Ping, Li Zonglai, Gu Weina, Lin Aiwu, Zeng Ciyuan, Jia Lili, Lu Yixin, Yu Jianwei,
Jia Ruibao, Lin Biao, Liu Jing, Shi Wei, Luo Wenbin, Liu Bo, Yang Min, Sun Yuhua, Zhou Bingjian, Wang Dan, Mu Xianfeng, Zhang Lingyun, Zhang Lijian, Zhang Dongqing,
Dou Chunju, Huang Huiyu, Li Lin, Jin Hong, Wang Lei, Yu Chao, Zhou Ming, Zhu Lingmin, Li Dongmei, Li Hongyan, Zhang Xiaoxia, Wu Xuefeng, Chai Wen, Luo Liang,
Qu Li, Jiang Xu, Xu Chenghao, Xu Rong, Zhang Wei, Song Luyang, Liang Tao, Wang Xinying, Luo Peng, An Wei, Meng Xianghui, Wang Xiang, Zhang Jianhua, Cui Jianhua, Xu Xin,
Feng Fulai, Xiang Hua, Lu Feng, Dong Ruisheng, Lin Zhaohui, Zhang Xudong, Lin Biao.
The previous versions of the standards replaced by this standard are.
---CJ/T 141-2001;
---CJ/T 142-2001;
---CJ/T 143-2001;
---CJ/T 144-2001;
---CJ/T 145-2001;
---CJ/T 146-2001;
---CJ/T 147-2001;
---CJ/T 148-2001;
---CJ/T 149-2001;
---CJ/T 150-2001.
Town water supply quality standard test method
1 Scope
This standard specifies the terms and definitions, general rules, inorganic and sensory traits indicators, organic matter indicators, pesticides for urban water supply testing methods.
Test methods for indicators, indicators of odorant substances, indicators of disinfectants and disinfection by-products, microbial indicators and comprehensive indicators.
This standard applies to the water quality testing of urban water supply and its source water.
2 Normative references
The following documents are indispensable for the application of this document. 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.
GB/T 5750 (all parts) Standard test method for drinking water
GB/T 6682 Analytical laboratory water specifications and test methods
GB 15603 General rules for the storage of common dangerous chemicals
GB 19489 General requirements for biosafety
GB/T 27476.1 Safety of testing laboratories - Part 1. General
GB/T 27476.5 Testing laboratory safety - Part 5. Chemical factors
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Minimum detection mass concentration minimumquantitativedetectionlimit
The minimum mass concentration of the substance to be tested can be accurately quantified by a specific method on the premise that the limit error satisfies the predetermined requirement.
3.2
Precision precision
Under the specified conditions, the degree of agreement between the multiple determination results independently of each other.
3.3
Accuracy
The degree of agreement between the measured result and the measured true or reference value.
4 General
4.1 Selection of test methods
This standard is a supplement to GB/T 5750. When there are two or more inspection methods for the same indicator, it can be based on the equipment.
And the technical conditions select the applicable method.
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